Problem
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| Rationale
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| options
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| correct
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| linear_formula
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|---|---|---|---|---|---|---|
if and =?
|
"very easy question . 2 variables and 2 easy equations . xy = 4 - - - > x = 4 / y - ( i ) x / y = 16 - - - > replacing ( i ) here - - - > 4 / ( y ^ 2 ) = 16 - - - > y ^ 2 = 4 / 16 = 1 / 4 - - - > y = 1 / 2 or - 1 / 2 the question states that x and y are positive integers . therefore , y = 1 / 2 is the answer . answer a ."
|
a ) 1 / 2 , b ) 2 , c ) 1 / 3 , d ) 3 , e ) 1 / 6
|
a
|
sqrt(divide(4, 16))
|
divide(n0,n1)|sqrt(#0)|
|
general
|
if the river?
|
"explanation : if x : speed of boats man in still water y : speed of the river downstream speed ( ds ) = x + y upstream speed ( us ) = x â € “ y x = ( ds + us ) / 2 y = ( ds â € “ us ) / 2 in the above problem ds = 6 ; us = 2 x = ( 6 + 2 ) / 2 = 8 / 2 = 4 km / hr y = ( 6 - 2 ) / 2 = 4 / 2 = 2 km / hr answer : e"
|
a ) 4 , 3 , b ) 4 , 4 , c ) 3 , 3 , d ) 4 , 5 , e ) 4 , 2
|
e
|
divide(add(divide(48, 24), divide(24, 4)), const_2)
|
divide(n2,n3)|divide(n0,n1)|add(#0,#1)|divide(#2,const_2)|
|
physics
|
after50 storm?
|
"when the storm deposited 115 billion gallons , volume of water in the reservoir = 280 + 120 = 400 billion gallons if this is only 80 % of the capacity of the reservoir , the total capacity of the reservoir = 400 / 0.5 = 800 billion gallons therefore percentage of reservoir that was full before the storm = ( 280 / 800 ) * 100 = 35 % option c"
|
a ) 45 % , b ) 48 % , c ) 54 % , d ) 58 % , e ) 65 %
|
c
|
multiply(divide(280, divide(add(120, 280), divide(50, const_100))), const_100)
|
add(n0,n2)|divide(n1,const_100)|divide(#0,#1)|divide(n2,#2)|multiply(#3,const_100)|
|
general
|
in garden is
|
"each row contains 14 plants . leaving 2 corner plants , 12 plants in between have ( 12 x 2 ) metres & 1 metre on each side is left . length = ( 24 + 2 ) m = 26 m . answer : d"
|
a ) 20 m , b ) 22 m , c ) 24 m , d ) 26 m , e ) 28 m
|
d
|
add(add(multiply(subtract(14, const_1), 2), divide(12, 2)), divide(12, 2))
|
divide(n0,n2)|subtract(n1,const_1)|multiply(n2,#1)|add(#0,#2)|add(#3,#0)|
|
physics
|
the took test?
|
"total marks of male = m total marks of female = f number of males = 8 number of females = f given : ( m + f ) / ( 8 + f ) = 90 - - - - - - - - - - - - - 1 also given , m / 8 = 86 thus m = 688 - - - - - - - - 2 also , f / f = 92 thus f = 92 f - - - - - - - - - 3 put 2 and 3 in 1 : we get ( 688 + 92 f ) / ( 8 + f ) = 90 solving this we get f = 16 ans : e"
|
a ) 8 , b ) 9 , c ) 10 , d ) 11 , e ) 16
|
e
|
divide(subtract(multiply(90, 8), multiply(86, 8)), subtract(92, 90))
|
multiply(n0,n1)|multiply(n1,n2)|subtract(n3,n0)|subtract(#0,#1)|divide(#3,#2)|
|
general
|
a, percent?
|
"800 - - - - 180 100 - - - - ? = > 35 % answer : c"
|
a ) 22 , b ) 20 , c ) 35 , d ) 88 , e ) 11
|
c
|
multiply(divide(subtract(1080, 800), 800), const_100)
|
subtract(n1,n0)|divide(#0,n0)|multiply(#1,const_100)|
|
gain
|
as ratio :
|
"solution for an income of rs . 1 in 12 % stock at 108 , investment = rs . ( 108 / 12 ) = rs . 9 . for an income of rs . 1 in 10 % stock at 60 , investment = rs . ( 60 / 10 ) = rs . 6 . ∴ ratio of investments = 9 : 6 = 3 : 2 answer b"
|
a ) 3 : 4 , b ) 3 : 2 , c ) 4 : 5 , d ) 16 : 15 , e ) none
|
b
|
divide(multiply(108, const_2), multiply(60, const_3))
|
multiply(n1,const_2)|multiply(n3,const_3)|divide(#0,#1)|
|
other
|
a a train.
|
": speed = 60 * ( 5 / 18 ) m / sec = 50 / 3 m / sec length of train ( distance ) = speed * time ( 50 / 3 ) * 6 = 100 meter answer : c"
|
a ) 150 , b ) 278 , c ) 100 , d ) 776 , e ) 191
|
c
|
multiply(divide(multiply(60, const_1000), const_3600), 6)
|
multiply(n0,const_1000)|divide(#0,const_3600)|multiply(n1,#1)|
|
physics
|
l, payments?
|
"principal that is amount taken by laura at year beginning = 35 $ rate of interest = 8 % interest = ( 8 / 100 ) * 35 = 2.8 $ total amount that laura owes a year later = 35 + 2.8 = 37.8 $ answer d"
|
a ) $ 2.10 , b ) $ 37.10 , c ) $ 37.16 , d ) $ 37.8 , e ) $ 38.80
|
d
|
add(multiply(divide(8, const_100), 35), 35)
|
divide(n0,const_100)|multiply(n1,#0)|add(n1,#1)|
|
general
|
a from blankets?
|
explanation : 10 * 150 = 1500 3 * 100 + 4 * 150 = 900 1500 – 900 = 600 a
|
a ) a ) 600 , b ) b ) 350 , c ) c ) 450 , d ) d ) 470 , e ) e ) 500
|
a
|
subtract(multiply(const_10, 150), add(multiply(3, 100), multiply(4, 150)))
|
multiply(n3,const_10)|multiply(n0,n1)|multiply(n2,n3)|add(#1,#2)|subtract(#0,#3)
|
general
|
rates total typed?
|
"50 pages typed 1 x 40 pages typed 2 x ( original + one revision ) 10 pages typed 3 x ( original + two revisions ) 50 ( 6 ) + 40 ( 6 + 4 ) + 10 ( 6 + 4 + 4 ) = 300 + 400 + 140 = 840 answer - b"
|
a ) $ 850 , b ) $ 840 , c ) $ 860 , d ) $ 870 , e ) $ 880
|
b
|
add(add(multiply(100, 6), multiply(40, 4)), multiply(multiply(10, 4), const_2))
|
multiply(n0,n2)|multiply(n1,n3)|multiply(n1,n4)|add(#0,#1)|multiply(#2,const_2)|add(#3,#4)|
|
general
|
a his week?
|
let x be the number of additional games the gambler needs to play . 0.4 ( 30 ) + 0.7 x = 0.6 ( x + 30 ) 0.1 x = 6 x = 60 the answer is e .
|
a ) 36 , b ) 42 , c ) 48 , d ) 54 , e ) 60
|
e
|
divide(subtract(multiply(30, divide(60, const_100)), multiply(30, divide(40, const_100))), subtract(divide(70, const_100), divide(60, const_100)))
|
divide(n3,const_100)|divide(n0,const_100)|divide(n2,const_100)|multiply(n1,#0)|multiply(n1,#1)|subtract(#2,#0)|subtract(#3,#4)|divide(#6,#5)
|
gain
|
one its conditioned?
|
"the rooms which were not rented is 1 / 5 the ac rooms which were not rented is ( 1 / 3 ) * ( 3 / 5 ) = 1 / 5 the percentage of unrented rooms which were ac rooms is ( 1 / 5 ) / ( 1 / 5 ) = 1 = 100 % the answer is e ."
|
a ) 60 % , b ) 70 % , c ) 80 % , d ) 90 % , e ) 100 %
|
e
|
multiply(divide(multiply(subtract(const_1, divide(2, 4)), multiply(divide(4, 5), const_100)), subtract(const_100, multiply(divide(4, 5), const_100))), const_100)
|
divide(n0,n1)|divide(n2,n0)|multiply(#0,const_100)|subtract(const_1,#1)|multiply(#2,#3)|subtract(const_100,#2)|divide(#4,#5)|multiply(#6,const_100)|
|
gain
|
a complete days?
|
"the ratio of times taken by a and b = 100 : 130 = 10 : 13 suppose b can do work in x days then 10 : 13 : : 23 : x x = ( 23 * 13 ) / 10 x = 299 / 10 a ' s 1 day ' s work = 1 / 23 b ' s 1 day ' s work = 10 / 299 ( a + b ) ' s 1 day ' s work = 1 / 23 + 10 / 299 = 23 / 299 = 1 / 13 a and b together can do work in 13 days answer ( b )"
|
a ) 25 days , b ) 13 days , c ) 14 days , d ) 20 days , e ) 15 days
|
b
|
inverse(add(divide(const_1, 23), divide(const_1, multiply(add(divide(30, const_100), const_1), 23))))
|
divide(const_1,n1)|divide(n0,const_100)|add(#1,const_1)|multiply(n1,#2)|divide(const_1,#3)|add(#0,#4)|inverse(#5)|
|
physics
|
this10 reduction?
|
"100 employees getting 1000 $ avg , so total salary for 100 ppl = 100000 6 % reduction in employees lead to 94 employees and a salary increase of 10 % of previous avg salary thus the new avg salary is = 10 % ( 1000 ) + 1000 = 1100 so total salary of 94 employees is 94 * 1100 = 103400 now the new salary is more than previous salary by x % . x = ( 103400 / 100000 ) * 100 = 103.4 % so the answer is d"
|
a ) 98.5 % , b ) 100.0 % , c ) 102.8 % , d ) 103.4 % , e ) 105.0 %
|
d
|
divide(multiply(add(const_100, multiply(const_100, 10)), add(subtract(const_100, 6), const_4)), multiply(const_100, 10))
|
multiply(n1,const_100)|subtract(const_100,n0)|add(#0,const_100)|add(#1,const_4)|multiply(#2,#3)|divide(#4,#0)|
|
general
|
the years students is
|
"total age of 10 students = 10 * 20 = 200 and the total age of 16 students = 21 * 15 = 315 . let the average age of 2 new students be x . therefore total age of the new students = 2 x . so total age of 12 student = 200 + 5 x = 315 , x = 23 hence , the correct answer is a ."
|
a ) 23 , b ) 21 , c ) 19.5 , d ) 20 , e ) 22.5
|
a
|
divide(subtract(multiply(add(20, 1), add(20, 1)), multiply(20, 10)), 2)
|
add(n1,n3)|multiply(n0,n1)|multiply(#0,#0)|subtract(#2,#1)|divide(#3,n2)|
|
general
|
in 5?
|
"reduce 1 - 100 5 - 15 - 25 - 35 - 45 - - 55 - - 65 - - 75 - - 85 - - 95 are valid multiples . add them - - > 500 e"
|
a ) 180 , b ) 245 , c ) 320 , d ) 405 , e ) 500
|
e
|
divide(multiply(100, multiply(const_3, 5)), 5)
|
multiply(n2,const_3)|multiply(n1,#0)|divide(#1,n2)|
|
general
|
find circular meter?
|
"2 * 22 / 7 * 6 = 37.7 37.7 * 3 1 / 2 = rs . 131.95 answer : a"
|
a ) 131.95 , b ) 132.9 , c ) 140.33 , d ) 123.4 , e ) 190.4
|
a
|
multiply(circumface(divide(12, const_2)), 3.50)
|
divide(n0,const_2)|circumface(#0)|multiply(n1,#1)|
|
physics
|
a trek food.
|
"explanation : as there is meal for 70 adults and 28 have their meal , the meal left can be catered to 42 adults . now , 70 adults = 90 children 7 adults = 9 children therefore , 42 adults = 54 children hence , the meal can be catered to 54 children . answer : b"
|
a ) 33 , b ) 54 , c ) 18 , d ) 17 , e ) 01
|
b
|
multiply(subtract(70, 28), divide(90, 70))
|
divide(n3,n1)|subtract(n1,n4)|multiply(#0,#1)|
|
general
|
a pounds processing?
|
"let weight of side of beef before processing = x ( 75 / 100 ) * x = 540 = > x = ( 540 * 100 ) / 75 = 720 answer c"
|
a ) 191 , b ) 355 , c ) 720 , d ) 840 , e ) 1,560
|
c
|
divide(multiply(540, const_100), subtract(const_100, 25))
|
multiply(n1,const_100)|subtract(const_100,n0)|divide(#0,#1)|
|
gain
|
when exactly twice?
|
one case is : 1 / 3 * 1 / 3 * 2 / 3 * 2 / 3 * 2 / 3 = 2 ^ 3 / 3 ^ 5 we have 5 ! / 2 ! * 3 ! = 10 such cases so , 2 ^ 3 * 10 / 3 ^ 5 = 80 / 243 answer : d .
|
a ) 5 / 243 , b ) 25 / 243 , c ) 64 / 243 , d ) 80 / 243 , e ) 16 / 17
|
d
|
subtract(1, divide(const_2, const_3))
|
divide(const_2,const_3)|subtract(n0,#0)
|
general
|
a of kg?
|
"940 * ( 30 / 100 ) = 282 - - - - 6 ? - - - - 1 = > rs . 47 answer : b"
|
a ) 72 , b ) 47 , c ) 40 , d ) 28 , e ) 20
|
b
|
divide(divide(multiply(940, 30), const_100), 6)
|
multiply(n0,n2)|divide(#0,const_100)|divide(#1,n1)|
|
gain
|
the 5?
|
"5 / 6 * 3 / 2 * 6 / 5 = 3 / 2 3 : 2 answer : d"
|
a ) 1 : 1 , b ) 1 : 87 , c ) 1 : 6 , d ) 3 : 2 , e ) 1 : 2
|
d
|
divide(divide(multiply(5, 3), multiply(6, 2)), divide(multiply(3, 6), multiply(2, 5)))
|
multiply(n0,n2)|multiply(n1,n3)|multiply(n2,n4)|multiply(n3,n5)|divide(#0,#1)|divide(#2,#3)|divide(#4,#5)|
|
other
|
a 5?
|
assume the revenue in 2000 to be 100 . then in 2003 it would be 130 and and in 2005 180 , so from 2003 to 2005 it increased by ( 180 - 130 ) / 130 = 50 / 130 = 39 % answer : e .
|
a ) 50 % , b ) 40 % , c ) 35 % , d ) 32 % , e ) 39 %
|
e
|
multiply(divide(subtract(add(const_1, divide(80, const_100)), add(const_1, divide(30, const_100))), add(const_1, divide(30, const_100))), const_100)
|
divide(n3,const_100)|divide(n0,const_100)|add(#0,const_1)|add(#1,const_1)|subtract(#2,#3)|divide(#4,#3)|multiply(#5,const_100)
|
gain
|
if sell %?
|
"95 % - - - - 8 152 % - - - - ? 95 / 152 * 8 = 5 answer : a"
|
a ) 5 , b ) 8 , c ) 7 , d ) 4 , e ) 2
|
a
|
divide(multiply(subtract(const_100, 5), 8), add(const_100, 52))
|
add(n2,const_100)|subtract(const_100,n0)|multiply(n1,#1)|divide(#2,#0)|
|
gain
|
there tickets station?
|
the total number of stations = 34 from 34 stations we have to choose any two stations and the direction of travel ( ernakulam to chennai is different from chennai to ernakulam ) in 34 p 2 ways . 34 p 2 = 34 * 33 = 1122 answer : d
|
a ) 1800 , b ) 1820 , c ) 1150 , d ) 1122 , e ) 1900
|
d
|
multiply(add(32, const_2), subtract(add(32, const_2), const_1))
|
add(n0,const_2)|subtract(#0,const_1)|multiply(#0,#1)
|
physics
|
a what alone?
|
"explanation : a and b 1 day ' s work = 1 / 4 a alone can do 1 day ' s work = 1 / 12 what time b will take to do the work alone ? b = ( a + b ) - a = ( 1 / 4 ) - ( 1 / 12 ) = 6 days answer : option a"
|
a ) 6 days , b ) 8 days , c ) 12 days , d ) 10 days , e ) 5 days
|
a
|
add(inverse(subtract(divide(const_1, 4), divide(const_1, 12))), divide(const_2, add(const_2, const_3)))
|
add(const_2,const_3)|divide(const_1,n0)|divide(const_1,n1)|divide(const_2,#0)|subtract(#1,#2)|inverse(#4)|add(#3,#5)|
|
physics
|
two km is?
|
"relative speed = 60 + 90 = 150 km / hr . = 150 * 5 / 18 = 125 / 3 m / sec . distance covered = 1.10 + 1.9 = 3 km = 3000 m . required time = 3000 * 3 / 125 = 72 sec . answer : b"
|
a ) 99 , b ) 72 , c ) 48 , d ) 96 , e ) 22
|
b
|
subtract(divide(multiply(1.10, const_1000), divide(multiply(60, const_1000), const_3600)), divide(multiply(1.9, const_1000), divide(multiply(90, const_1000), const_3600)))
|
multiply(n2,const_1000)|multiply(n0,const_1000)|multiply(n3,const_1000)|multiply(n1,const_1000)|divide(#1,const_3600)|divide(#3,const_3600)|divide(#0,#4)|divide(#2,#5)|subtract(#6,#7)|
|
physics
|
a and ae?
|
"ac = 11 and ab = 5 , so bc = 6 . bc = 2 cd so cd = 3 . the length of ae is ab + bc + cd + de = 5 + 6 + 3 + 5 = 19 the answer is a ."
|
a ) 19 , b ) 21 , c ) 23 , d ) 25 , e ) 27
|
a
|
add(add(11, divide(subtract(11, 5), 2)), 5)
|
subtract(n4,n0)|divide(#0,n1)|add(n4,#1)|add(n2,#2)|
|
physics
|
a and b?
|
"clearly , a beats b by 4 seconds now find out how much b will run in these 4 seconds speed of b = distance / time taken by b = 288 / 32 = 9 m / s distance covered by b in 4 seconds = speed ã — time = 9 ã — 4 = 36 metre i . e . , a beat b by 36 metre answer is e"
|
a ) 38 metre , b ) 28 metre , c ) 23 metre , d ) 15 metre , e ) 36 metre
|
e
|
subtract(288, multiply(divide(288, 32), 28))
|
divide(n0,n2)|multiply(n1,#0)|subtract(n0,#1)|
|
physics
|
417 =?
|
"= ( 417 ) ^ 2 + ( 383 ) ^ 2 = ( 400 + 17 ) ^ 2 + ( 400 - 17 ) ^ 2 = 2 [ ( 400 ) ^ 2 + ( 17 ) ^ 2 ] = 2 [ 160000 + 289 ] = 2 x 160289 = 320578 answer is a"
|
a ) 320578 , b ) 80578 , c ) 80698 , d ) 81268 , e ) none of them
|
a
|
multiply(417, power(417, 383))
|
power(n1,n2)|multiply(n0,#0)|
|
general
|
if =?
|
"any x and y satisfying x / y = 7 / 4 should give the same value for ( x + y ) / ( x - y ) . say x = 7 and y = 4 , then ( x + y ) / ( x - y ) = ( 7 + 4 ) / ( 7 - 4 ) = 11 / 3 . answer : b ."
|
a ) 5 , b ) 11 / 3 , c ) - 1 / 6 , d ) - 1 / 5 , e ) - 5
|
b
|
divide(add(7, 4), subtract(7, 4))
|
add(n0,n1)|subtract(n0,n1)|divide(#0,#1)|
|
general
|
if ride was
|
"in 3 miles , initial 1 / 5 mile charge is $ 1 rest of the distance = 3 - ( 1 / 5 ) = 14 / 5 rest of the distance charge = 14 ( 0.5 ) = $ 7 ( as the charge is 0.5 for every 1 / 5 mile ) = > total charge for 3 miles = 1 + 7 = 8 answer is e ."
|
a ) $ 1.56 , b ) $ 2.40 , c ) $ 3.80 , d ) $ 4.20 , e ) $ 8.00
|
e
|
add(1.00, multiply(subtract(divide(1.00, divide(1, 5)), 1), 0.50))
|
divide(n1,n2)|divide(n6,#0)|subtract(#1,n1)|multiply(n3,#2)|add(n0,#3)|
|
general
|
if x is :
|
"let us assume x = 1 and y = 37.5 then 1.5 ( x ) = 0.04 ( y ) that is 1.5 ( 1 ) = 0.04 ( 37.5 ) = 1.5 = 1.5 therfore from given equation ( 37.5 - 1 ) ( 37.5 + 1 ) = ( 36.5 ) ( 38.5 ) = 1405.25 answer : a"
|
a ) 1405.25 , b ) 1305.25 , c ) 1205.25 , d ) 1505.25 , e ) 1605.25
|
a
|
divide(subtract(divide(multiply(1.5, const_100), const_2), const_2), add(divide(multiply(1.5, const_100), const_2), const_2))
|
multiply(n0,const_100)|divide(#0,const_2)|add(#1,const_2)|subtract(#1,const_2)|divide(#3,#2)|
|
general
|
of in0?
|
"say a 100 families existed in 1956 then the number of families owning a computer in 1956 - 25 number of families owning computer in 1960 = 25 * 115 / 100 = 28.75 number of families in 1960 = 105 the percentage = 28.75 / 105 * 100 = 27.38 % . option : e"
|
a ) 50 % , b ) 51.22 % , c ) 5.26 % , d ) 7.20 % , e ) 27.38 %
|
e
|
multiply(const_100, divide(divide(multiply(add(15, const_100), 25), const_100), add(const_100, 5)))
|
add(n3,const_100)|add(n5,const_100)|multiply(n1,#0)|divide(#2,const_100)|divide(#3,#1)|multiply(#4,const_100)|
|
general
|
if91 profit %
|
"sol . sp = rs 100 : then cp = rs 91 : profit = rs 9 . profit = { ( 9 / 91 ) * 100 } % = 9.89 % answer is a ."
|
a ) 9.89 % , b ) 8.90 % , c ) 9.00 % , d ) 8.00 % , e ) 9.27 %
|
a
|
multiply(divide(subtract(const_100, 91), 91), const_100)
|
subtract(const_100,n0)|divide(#0,n0)|multiply(#1,const_100)|
|
gain
|
a. money?
|
"a : b : c = 100 : 65 : 40 = 20 : 13 : 8 8 - - - - 24 41 - - - - ? = > rs . 123 answer : d"
|
a ) 288 , b ) 262 , c ) 72 , d ) 123 , e ) 267
|
d
|
multiply(divide(24, 40), add(add(const_100, 65), 40))
|
add(n0,const_100)|divide(n2,n1)|add(n1,#0)|multiply(#2,#1)|
|
general
|
two train train?
|
"explanation : relative speed = ( 72 - 36 ) x 5 / 18 = 2 x 5 = 10 mps . distance covered in 32 sec = 32 x 10 = 320 m . the length of the faster train = 320 m . answer is d"
|
a ) 170 m , b ) 100 m , c ) 270 m , d ) 320 m , e ) 350 m
|
d
|
multiply(divide(subtract(72, 36), const_3_6), 32)
|
subtract(n0,n1)|divide(#0,const_3_6)|multiply(n2,#1)|
|
physics
|
t different awarded?
|
number of ways first - place medal can be awarded to four contestants = 8 number of ways second - place medal can be awarded to contestants after awarding first - place medal = 3 therefore number of possibilities = 8 * 3 = 24 answer : e
|
a ) 6 , b ) 7 , c ) 12 , d ) 16 , e ) 24
|
e
|
multiply(8, subtract(4, const_1))
|
subtract(n1,const_1)|multiply(n0,#0)
|
general
|
a, c?
|
"explanation : let the investment of c be rs . x . the inverstment of b = rs . ( 2 x / 3 ) the inverstment of a = rs . ( 3 × ( 2 / 3 ) x ) = rs . ( 2 x ) ratio of capitals of a , b and c = 2 x : 2 x / 3 : x = 6 : 2 : 3 c ' s share = rs . [ ( 3 / 11 ) × 44000 ] = rs . 12000 answer : option a"
|
a ) rs . 12000 , b ) rs . 13375 , c ) rs . 11750 , d ) rs . 11625 , e ) none of these
|
a
|
multiply(44000, inverse(add(add(divide(2, 3), multiply(divide(2, 3), 3)), const_1)))
|
divide(n1,n0)|multiply(n0,#0)|add(#0,#1)|add(#2,const_1)|inverse(#3)|multiply(n3,#4)|
|
gain
|
in what homeowners?
|
"solution simple out of 400 20 % are male i . e 80 and 25 % are female i . e 100 , so total homeowner is 180 . now min number homeowner is 80 and max is 180 so question ask us to find least and 81 has least value among all option . so ans is 81 . answer : a"
|
a ) 81 , b ) 147 , c ) 145 , d ) 143 , e ) 141
|
a
|
add(multiply(multiply(divide(25, const_100), 20), multiply(divide(25, const_100), 20)), divide(subtract(400, 20), 20))
|
divide(n2,const_100)|subtract(n0,n1)|divide(#1,n1)|multiply(n1,#0)|multiply(#3,#3)|add(#2,#4)|
|
general
|
a year approximately
|
total amount of interest is i = p / 100 * 1 [ 3 / 12 + 9 / 12 + 27 / 12 … . 312 / 12 where p = 100 ; i = 1 / 12 ( 3 + 9 + … . . 312 ) i = 1 / 12 ( 3 ( 312 - 1 ) ) / 3 - 1 = 531440 * 3 / 12 * 2 = rs . 66430 answer : d
|
a ) rs . 797160 , b ) rs . 791160 , c ) rs . 65930 , d ) rs . 66430 , e ) rs . 67430
|
d
|
divide(multiply(subtract(power(3, const_12), const_1), 3), multiply(const_12, const_2))
|
multiply(const_12,const_2)|power(n1,const_12)|subtract(#1,const_1)|multiply(n1,#2)|divide(#3,#0)
|
general
|
sup attach have?
|
the top and the bottom are each single faces formed by three equilateral triangles joining , as in the diagram on the left , to make an isosceles trapezoid . top = 1 face , and bottom = 1 face . this is a four - sided figure , so there are four rectangles extending from the bottom of this prism to the congruent figure at the top . notice , in particular , the larger vertical face in the “ back ” of the diagram to the right is formed by two faces of the original triangular prisms lying next to each other and smoothly joining . total = 1 top + 1 bottom + 4 sides = 6 faces . answer = b .
|
a ) 4 , b ) 6 , c ) 9 , d ) 10 , e ) 12
|
b
|
add(add(const_4, const_1), const_1)
|
add(const_1,const_4)|add(#0,const_1)|
|
geometry
|
the side shaded?
|
the area of a square whose side is 6 – ( the area of a square whose side is 4 + the area of the semi - circle whose side is 4 ) = the area of the region shaded the correct answer is b .
|
['a ) 48 - 8 π', 'b ) 48 - 6 π', 'c ) 24 + 6 π', 'd ) 16 + 8 π', 'e ) 64 - 8 π']
|
b
|
subtract(multiply(const_3, multiply(const_4, const_4)), multiply(6, const_pi))
|
multiply(const_4,const_4)|multiply(n0,const_pi)|multiply(#0,const_3)|subtract(#2,#1)
|
geometry
|
how x have?
|
"formula : ( constant ) / ( lcm of two nos ) = 100 / ( 4 * 5 ) = 5 answer : d"
|
a ) 50 , b ) 33 , c ) 16 , d ) 5 , e ) 14
|
d
|
divide(5, 4)
|
divide(n1,n0)|
|
general
|
a for cost?
|
as given , after lost , the remaining 8 crates total cost = $ 40 so , 1 crate cost = 40 / 8 = 5 to get 20 % profit , 1 crate cost should be = 5 + 5 * 20 / 100 = $ 6 answer : a
|
a ) $ 6 , b ) $ 8 , c ) $ 10 , d ) $ 12 , e ) $ 14
|
a
|
divide(add(40, multiply(40, divide(20, const_100))), subtract(10, 2))
|
divide(n3,const_100)|subtract(n0,n2)|multiply(n1,#0)|add(n1,#2)|divide(#3,#1)
|
gain
|
a on platform?
|
"speed = 54 * 5 / 18 = 15 m / sec . length of the train = 15 * 20 = 300 m . let the length of the platform be x m . then , ( x + 300 ) / 32 = 15 = > x = 180 m . answer : e"
|
a ) 228 , b ) 240 , c ) 887 , d ) 166 , e ) 180
|
e
|
multiply(20, multiply(54, const_0_2778))
|
multiply(n2,const_0_2778)|multiply(n1,#0)|
|
physics
|
ir, bake?
|
"9.18 x + 5.17 x + 2.05 x = 16.4 x = 170 cookies x = 170 / 16.4 = 10 ( approx ) so , irin baked 10 * 9.18 cookies or 91 cookies ( approx ) % share = 91 / 170 = 53.5 approx hence , answer is d ."
|
a ) 0.125 % , b ) 1.25 % , c ) 12.5 % , d ) 53.5 % , e ) 0.152 %
|
d
|
multiply(divide(divide(multiply(170, 5.17), add(add(9.18, 5.17), 2.05)), 170), const_100)
|
add(n0,n1)|multiply(n1,n3)|add(n2,#0)|divide(#1,#2)|divide(#3,n3)|multiply(#4,const_100)|
|
other
|
how digit there?
|
"1 st digit can be filled up by the numbers - { 1 , 2 , 4 , 5 , 7 , 8 , 9 } = 7 ways 2 nd digit can be filled up by the numbers - { 0 , 1 , 2 , 4 , 5 , 7 , 8 , 9 } = 8 ways 3 rd digit can be filled up by the numbers - { 0 , 1 , 2 , 4 , 5 , 7 , 8 , 9 } = 8 ways so , total no of ways is 7 * 8 * 8 = > 3584 hence answer will be ( b )"
|
a ) 2401 , b ) 3584 , c ) 4096 , d ) 5040 , e ) 7200
|
b
|
multiply(multiply(multiply(const_10, const_10), subtract(const_10, const_1)), 6)
|
multiply(const_10,const_10)|subtract(const_10,const_1)|multiply(#0,#1)|multiply(n1,#2)|
|
general
|
a by is?
|
"formula = total = 100 % , increase = ` ` + ' ' decrease = ` ` - ' ' a number means = 100 % that same number increased by 30 % = 130 % 130 % - - - - - - - > 650 ( 130 ã — 5 = 650 ) 100 % - - - - - - - > 400 ( 100 ã — 5 = 500 ) option ' d '"
|
a ) 200 , b ) 300 , c ) 400 , d ) 500 , e ) 600
|
d
|
divide(650, add(const_1, divide(30, const_100)))
|
divide(n0,const_100)|add(#0,const_1)|divide(n1,#1)|
|
gain
|
the w?
|
"my strategy is same as thedobermanbut instead take z = 100 , which makes life a bit easy . as : z = 100 y = 120 ( 20 % greater than z ) z = 144 ( 20 % greater than y ) now calculate w 20 % less than z = 144 * 80 / 100 = 115.2 now by just looking , relation between w and z : w - z / z * 100 = 16.2 - answer b"
|
a ) 15.2 % , b ) 16.2 % , c ) 20.0 % , d ) 23.2 % , e ) 24.8 %
|
b
|
multiply(const_100, subtract(multiply(multiply(divide(add(25, const_100), const_100), divide(add(25, const_100), const_100)), divide(subtract(const_100, 25), const_100)), const_1))
|
add(n0,const_100)|subtract(const_100,n0)|divide(#1,const_100)|divide(#0,const_100)|multiply(#3,#3)|multiply(#2,#4)|subtract(#5,const_1)|multiply(#6,const_100)|
|
general
|
ar required days.
|
"they together completed 4 / 10 work in 4 days . balance 6 / 10 work will be completed by arun alone in 20 * 6 / 10 = 12 days . answer : a"
|
a ) 12 days . , b ) 17 days . , c ) 18 days . , d ) 19 days . , e ) 20 days .
|
a
|
subtract(20, multiply(divide(20, 10), 4))
|
divide(n2,n0)|multiply(n1,#0)|subtract(n2,#1)|
|
physics
|
if could '?
|
120 and 60 are both divisible by 6 and 15 but also by 12 . so they are not the right answer . 36 and 54 are both clearly not divisible by 15 ( not correct ) 90 is both divisible by 6 and 15 but not by 12 . answer : ( d ) 90
|
a ) 120 , b ) 60 , c ) 36 , d ) 90 , e ) 54
|
d
|
multiply(6, 15)
|
multiply(n0,n1)
|
general
|
if what annum?
|
"90 = ( 450 * 4 * r ) / 100 r = 5 % i = ( 450 * 6 * 5 ) / 100 = 135 450 + 135 = 585 answer : c"
|
a ) 227 , b ) 299 , c ) 270 , d ) 585 , e ) 271
|
c
|
subtract(multiply(subtract(540, 450), 6), subtract(540, 450))
|
subtract(n1,n0)|multiply(n3,#0)|subtract(#1,#0)|
|
gain
|
on rate interest is
|
"the difference between compound interest and simple interest on rs . p for 2 years at r % per annum = ( r ã — si ) / ( 2 ã — 100 ) difference between the compound interest and simple interest = 340 - 324 = 16 ( r ã — si ) / ( 2 ã — 100 ) = 16 ( r ã — 324 ) / ( 2 ã — 100 ) = 16 r = 9.87 % answer : option c"
|
a ) 15 % , b ) 14.25 % , c ) 9.87 % , d ) 10.5 % , e ) 11.5 %
|
c
|
divide(multiply(const_100, subtract(subtract(340, divide(324, 2)), divide(324, 2))), divide(324, 2))
|
divide(n1,n0)|subtract(n2,#0)|subtract(#1,#0)|multiply(#2,const_100)|divide(#3,#0)|
|
gain
|
country paying level?
|
"let t be the tier price , p be total price = 14000 per the given conditions : 0.10 t + 0.08 ( p - t ) = 1440 - - - - > t = 1600 . a is the correct answer ."
|
a ) $ 1600 , b ) $ 6000 , c ) $ 6050 , d ) $ 7050 , e ) $ 8000
|
a
|
divide(subtract(1440, multiply(multiply(multiply(const_3, multiply(const_2, const_3)), const_1000), divide(8, const_100))), subtract(divide(10, const_100), divide(8, const_100)))
|
divide(n1,const_100)|divide(n0,const_100)|multiply(const_2,const_3)|multiply(#2,const_3)|subtract(#1,#0)|multiply(#3,const_1000)|multiply(#0,#5)|subtract(n3,#6)|divide(#7,#4)|
|
general
|
a slower hours.
|
"let the speed of bus be v - 20 , speed of taxi be v the bus travelled a total of 4 hrs and taxi a total of 2 hrs . hence 4 * ( v - 20 ) = 2 v 4 v - 80 = 2 v 2 v = 80 v = 40 mph e"
|
a ) 42 , b ) 48 , c ) 44 , d ) 50 , e ) 40
|
e
|
divide(add(multiply(2, 20), multiply(2, 20)), subtract(add(2, 2), 2))
|
add(n0,n0)|multiply(n0,n1)|add(#1,#1)|subtract(#0,n0)|divide(#2,#3)|
|
physics
|
a at up?
|
"when the woman passes the man , they are aligned ( m and w ) . they are moving in the same direction . after 5 minutes , the woman ( w ) will be ahead the man ( m ) : m - - - - - - m - - - - - - - - - - - - - - - w w in the 5 minutes , after passing the man , the woman walks the distance mw = ww , which is 10 * 24 / 60 = 4 miles and the man walks the distance mm , which is 10 * 12 / 60 = 2 mile . the difference of 4 - 2 = 2 miles ( mw ) will be covered by the man in ( 2 ) / 9 = 2 / 9 of an hour , which is ~ 13 minutes . answer a ."
|
a ) 13 , b ) 10 , c ) 15 , d ) 11 , e ) 9
|
a
|
multiply(const_60, divide(multiply(divide(10, const_60), subtract(24, 12)), 12))
|
divide(n2,const_60)|subtract(n1,n0)|multiply(#0,#1)|divide(#2,n0)|multiply(#3,const_60)|
|
physics
|
if = x?
|
"| 5 x - 5 | = 100 5 x - 5 = 100 or 5 x - 5 = - 100 5 x = 105 or 5 x = - 95 x = 21 or x = - 19 sum = 21 - 19 = 2 answer is c"
|
a ) 1 , b ) - 2 , c ) 2 , d ) - 3 , e ) 4
|
c
|
subtract(subtract(subtract(100, 5), add(100, 5)), 5)
|
add(n1,n2)|subtract(n2,n1)|subtract(#1,#0)|subtract(#2,n1)|
|
general
|
a its weight?
|
"sol . 39 ÷ 3 = 13 . answer : d"
|
a ) 20 lb , b ) 30 lb , c ) 10 lb , d ) 13 lb , e ) 5 lb
|
d
|
divide(39, const_1)
|
divide(n0,const_1)|
|
general
|
a spent transaction?
|
"actual price = 500 + 50 = $ 550 saving = 10 / 550 * 100 = 100 / 55 = 1.8 % approximately answer is e"
|
a ) 8 % , b ) 10 % , c ) 2 % , d ) 5 % , e ) 1.8 %
|
e
|
add(floor(multiply(divide(50, add(50, 500)), 500)), const_1)
|
add(n0,n1)|divide(n0,#0)|multiply(#1,n1)|floor(#2)|add(#3,const_1)|
|
general
|
the is number?
|
"let the number be x . then , x - 2 / 5 x = 510 x = ( 510 * 5 ) / 3 = 850 20 % of 850 = 170 . answer : b"
|
a ) 58 , b ) 170 , c ) 95 , d ) 100 , e ) 120
|
b
|
divide(multiply(510, add(const_4, const_1)), add(const_1, const_2))
|
add(const_1,const_4)|add(const_1,const_2)|multiply(n0,#0)|divide(#2,#1)|
|
general
|
mon. on?
|
let x be the number of guests . number of muffins prepared = 5 x + 2 number of muffins eaten + number of muffins remaining = number of muffins prepared 6 ( x - 1 ) + 6 = 5 x + 2 6 x = 5 x + 2 x = 2 answer : a
|
a ) 2 . , b ) 4 . , c ) 5 . , d ) 6 . , e ) 7 .
|
a
|
divide(subtract(add(6, 6), const_2), 5)
|
add(n1,n1)|subtract(#0,const_2)|divide(#1,n0)
|
general
|
a approximately?
|
total distance traveled = 10 + 12 = 22 km / hr . total time taken = 10 / 12 + 12 / 10 = 61 / 30 hrs . average speed = 22 * 30 / 61 = 10.8 km / hr . answer : b
|
a ) 10.7 km / hr , b ) 10.8 km / hr , c ) 17.8 km / hr , d ) 10.5 km / hr , e ) 30.8 km / hr
|
b
|
divide(add(12, 10), const_2)
|
add(n0,n1)|divide(#0,const_2)
|
general
|
if3 ) =
|
3 ^ x = 2 3 ^ 4 x = 2 ^ 4 3 ^ 4 x = 16 3 ^ ( 4 x + 3 ) = 3 ^ 4 x * 3 ^ 3 = 16 * 27 = 432 answer : c
|
a ) 429 , b ) 454 , c ) 432 , d ) 438 , e ) 108
|
c
|
power(3, add(multiply(4, divide(log(const_2), log(const_3))), 3))
|
log(const_2)|log(const_3)|divide(#0,#1)|multiply(n3,#2)|add(n0,#3)|power(n0,#4)
|
general
|
two s point?
|
"they meet every 360 / 7 + 8 = 24 sec answer is d"
|
a ) 20 sec , b ) 15 sec , c ) 30 sec , d ) 24 sec , e ) 1 min
|
d
|
divide(360, add(8, 7))
|
add(n0,n1)|divide(n2,#0)|
|
physics
|
car stereo television?
|
"total savings = s amount spent on stereo = ( 1 / 3 ) s amount spent on television = ( 1 - 1 / 3 ) ( 1 / 3 ) s = ( 2 / 3 ) * ( 1 / 3 ) * s = ( 2 / 9 ) s ( stereo + tv ) / total savings = s ( 1 / 3 + 2 / 9 ) / s = 5 / 9 answer : c"
|
a ) 1 / 4 , b ) 2 / 7 , c ) 5 / 9 , d ) 1 / 2 , e ) 7 / 12
|
c
|
divide(1, 3)
|
divide(n0,n1)|
|
general
|
positive positive x?
|
"y = 0.5 * 0.5 * x = x / 4 y % * x = 36 ( y / 100 ) * x = 36 ( x / 400 ) * x = 36 x ^ 2 = 36 * 400 x = 120 the answer is e ."
|
a ) 80 , b ) 96 , c ) 100 , d ) 108 , e ) 120
|
e
|
multiply(multiply(divide(50, 36), divide(50, 36)), const_1000)
|
divide(n0,n2)|divide(n1,n2)|multiply(#0,#1)|multiply(#2,const_1000)|
|
general
|
a cover time?
|
"time = 6 distence = 540 3 / 2 of 6 hours = 6 * 3 / 2 = 9 hours required speed = 540 / 9 = 60 kmph c )"
|
a ) 40 kmph , b ) 50 kmph , c ) 60 kmph , d ) 75 kmph , e ) 860 kmph
|
c
|
divide(540, multiply(divide(3, 2), 6))
|
divide(n2,n3)|multiply(n0,#0)|divide(n1,#1)|
|
physics
|
on a attempts?
|
"p ( missing all 3 ) = ( 2 / 3 ) ^ 3 = 8 / 27 p ( success on at least one attempt ) = 1 - 8 / 27 = 19 / 27 the answer is d ."
|
a ) 1 / 3 , b ) 5 / 9 , c ) 7 / 9 , d ) 19 / 27 , e ) 23 / 27
|
d
|
subtract(const_1, power(divide(const_1, 3), 3))
|
divide(const_1,n0)|power(#0,n1)|subtract(const_1,#1)|
|
probability
|
if speed feet )
|
"90 feet / 2 seconds = 45 feet / second ( 45 feet / second ) * ( 3600 seconds / hour ) * ( 1 mile / 5280 feet ) = 30.68 ( approximately ) the answer is a ."
|
a ) 30.68 , b ) 32.34 , c ) 34.56 , d ) 36.72 , e ) 38.95
|
a
|
divide(divide(90, 5280), multiply(2, divide(1, const_3600)))
|
divide(n0,n3)|divide(n2,const_3600)|multiply(n1,#1)|divide(#0,#2)|
|
physics
|
a uses age?
|
"25 = e / ( 1000 - e ) * 100 1000 - e = 4 e 1000 = 5 e = > e = 200 1000 - 200 = 800 answer : c"
|
a ) 338 , b ) 278 , c ) 800 , d ) 269 , e ) 112
|
c
|
subtract(multiply(divide(const_100, 25), multiply(const_100, multiply(add(const_3, const_2), const_2))), const_100)
|
add(const_2,const_3)|divide(const_100,n0)|multiply(#0,const_2)|multiply(#2,const_100)|multiply(#1,#3)|subtract(#4,const_100)|
|
gain
|
1602 =?
|
"16.02 ã — 0.1 = 1.602 the answer is c ."
|
a ) 0.1602 , b ) 0.001602 , c ) 1.6021 , d ) 0.01602 , e ) none of these
|
c
|
multiply(divide(16.02, 0.1), const_100)
|
divide(n0,n1)|multiply(#0,const_100)|
|
general
|
the be years?
|
"formula : ( after = 100 denominator ago = 100 numerator ) 13400 × 121 / 100 × 121 / 100 = 19619 c"
|
a ) 10000 , b ) 12000 , c ) 19619 , d ) 18989 , e ) 14400
|
c
|
multiply(13400, power(add(const_1, divide(21, const_100)), 2))
|
divide(n1,const_100)|add(#0,const_1)|power(#1,n2)|multiply(n0,#2)|
|
gain
|
if price profit %
|
"sol . sp = rs 100 : then cp = rs 90 : profit = rs 10 . profit = { ( 10 / 90 ) * 100 } % = 1.11 % answer is b ."
|
a ) 1.10 % , b ) 1.11 % , c ) 1.15 % , d ) 1.17 % , e ) 1.27 %
|
b
|
multiply(divide(subtract(const_100, 90), 90), const_100)
|
subtract(const_100,n0)|divide(#0,n0)|multiply(#1,const_100)|
|
gain
|
a to objective?
|
"least number of cubes will be required when the cubes that could fit in are biggest . 7 is the biggest number that could divide all three , 49 , 21 and 14 . thus side of cube must be 7 , and total number of cubes = 49 / 7 * 21 / 7 * 14 / 7 = 42 ans b it is ."
|
a ) 17 , b ) 42 , c ) 54 , d ) 108 , e ) 864
|
b
|
divide(multiply(multiply(49, 21), 14), volume_cube(divide(14, const_2)))
|
divide(n2,const_2)|multiply(n0,n1)|multiply(n2,#1)|volume_cube(#0)|divide(#2,#3)|
|
geometry
|
a fabric?
|
"for first 2000 meters he does not get any discount . the price is 2 * 2000 = $ 4000 for next 1500 meters , he gets a 5 % discount . the price is 1.9 * 1500 = $ 2850 for the next 1500 meters , he gets a 7 % discount . the price is 1.86 * 2000 = $ 3720 the total price is $ 4000 + $ 2850 + $ 3720 = $ 10,570 the answer is d ."
|
a ) $ 7,360 , b ) $ 8,540 , c ) $ 9,720 , d ) $ 10,570 , e ) $ 11,680
|
d
|
multiply(multiply(2, const_3), const_100)
|
multiply(n4,const_3)|multiply(#0,const_100)|
|
gain
|
son % much?
|
"( 7000 * 3 * 2 ) / 100 = 420 9200 - - - - - - - - 9620 answer : c"
|
a ) 9680 , b ) 2277 , c ) 9620 , d ) 2774 , e ) 1212
|
c
|
add(multiply(multiply(add(divide(2, const_100), divide(divide(subtract(9200, 7000), 3), 7000)), 7000), 3), 7000)
|
divide(n3,const_100)|subtract(n1,n0)|divide(#1,n2)|divide(#2,n0)|add(#0,#3)|multiply(n0,#4)|multiply(n2,#5)|add(n0,#6)|
|
gain
|
a a heat?
|
"we have the ratio of a ’ s speed and b ’ s speed . this means , we know how much distance a covers compared with b in the same time . this is what the beginning of the race will look like : ( start ) a _________ b ______________________________ if a covers 20 meters , b covers 13 meters in that time . so if the race is 20 meters long , when a reaches the finish line , b would be 7 meters behind him . if we want the race to end in a dead heat , we want b to be at the finish line too at the same time . this means b should get a head start of 7 meters so that he doesn ’ t need to cover that . in that case , the time required by a ( to cover 20 meters ) would be the same as the time required by b ( to cover 13 meters ) to reach the finish line . so b should get a head start of 7 / 20 th of the race . answer ( d )"
|
a ) 1 / 17 , b ) 3 / 17 , c ) 1 / 10 , d ) 7 / 20 , e ) 3 / 10
|
d
|
divide(subtract(20, 13), 20)
|
subtract(n0,n1)|divide(#0,n0)|
|
general
|
if1 web?
|
"explanation : let , 1 spider make 1 web in x days . more spiders , less days ( indirect proportion ) more webs , more days ( direct proportion ) hence we can write as ( spiders ) 4 : 1 ( webs ) 1 : 9 } : : x : 3 â ‡ ’ 4 ã — 1 ã — 9 = 1 ã — 3 ã — x â ‡ ’ x = 12 answer : option b"
|
a ) 9 , b ) 12 , c ) 27 , d ) 24 , e ) 16
|
b
|
multiply(1, 4)
|
multiply(n0,n3)|
|
physics
|
what which75?
|
explanation : largest number of four digits = 9999 lcm of 15 , 25 , 40 and 75 = 600 9999 ÷ 600 = 16 , remainder = 399 hence , largest number of four digits which is divisible by 15 , 25 , 40 and 75 = 9999 - 399 = 9600 answer : a
|
a ) 9600 , b ) 5200 , c ) 362 , d ) 958 , e ) 258
|
a
|
subtract(subtract(multiply(const_100, const_100), const_1), reminder(subtract(multiply(const_100, const_100), const_1), lcm(lcm(lcm(15, 25), 40), 75)))
|
lcm(n1,n2)|multiply(const_100,const_100)|lcm(n3,#0)|subtract(#1,const_1)|lcm(n4,#2)|reminder(#3,#4)|subtract(#3,#5)
|
general
|
what,58?
|
"let the side of the square plot be a ft . a 2 = 64 = > a = 8 length of the fence = perimeter of the plot = 4 a = 32 ft . cost of building the fence = 32 * 58 = rs . 1856 . answer : d"
|
a ) 3944 , b ) 2882 , c ) 2999 , d ) 1856 , e ) 2121
|
d
|
multiply(square_perimeter(sqrt(64)), 58)
|
sqrt(n0)|square_perimeter(#0)|multiply(n1,#1)|
|
geometry
|
a sol alcohol?
|
"20 % of 6 = 1.2 50 % of 6 = 3 shortage is 1.8 so we need to have 1.8 / 50 % to get 50 % alcohol content . = 3.6 d"
|
a ) a . 0.6 , b ) b . 1 , c ) c . 2.1 , d ) d . 3.6 , e ) e . 5.4
|
d
|
subtract(6, multiply(const_2, multiply(divide(20, const_100), 6)))
|
divide(n1,const_100)|multiply(n0,#0)|multiply(#1,const_2)|subtract(n0,#2)|
|
gain
|
if x z?
|
"( 45 / 100 ) z = ( 60 / 100 ) y and y = ( 75 / 100 ) x i . e . y = ( 3 / 4 ) x i . e . ( 45 / 100 ) z = ( 60 / 100 ) * ( 3 / 4 ) x i . e . z = ( 60 * 3 ) x / ( 45 * 4 ) i . e . z = ( 1 ) x = ( 100 / 100 ) x i . e . z is 100 % of x answer : option c"
|
a ) 200 , b ) 160 , c ) 100 , d ) 65 , e ) 50
|
c
|
multiply(divide(divide(75, const_100), divide(divide(45, const_100), divide(60, const_100))), const_100)
|
divide(n2,const_100)|divide(n0,const_100)|divide(n1,const_100)|divide(#1,#2)|divide(#0,#3)|multiply(#4,const_100)|
|
gain
|
how there different?
|
in the range 800 - 900 : 1 choice for the first digit : 8 ; 5 choices for the third digit : 1 , 3 , 5 , 7 , 9 ( as the number is odd ) ; 8 choices for the second digit : 10 digits - first digit - third digit = 8 digits . 1 * 5 * 8 = 40 . in the range 900 - 999 : 1 choice for the first digit : 9 ; 4 choices for the third digit : 1 , 3 , 5 , 7 ( 9 is out as it ' s the first digit ) ; 8 choices for the second digit : 10 digits - first digit - third digit = 8 digits . 1 * 4 * 8 = 32 . total : 40 + 32 = 72 . answer : c
|
a ) 40 , b ) 56 , c ) 72 , d ) 81 , e ) 104
|
c
|
add(multiply(add(3, add(const_3, const_2)), const_4), multiply(multiply(const_1, add(const_3, const_2)), add(3, add(const_3, const_2))))
|
add(const_2,const_3)|add(n0,#0)|multiply(#0,const_1)|multiply(#1,const_4)|multiply(#1,#2)|add(#3,#4)
|
general
|
theers there?
|
"let 2 x be the number of spinsters . then 7 x is the number of cats . 7 x - 2 x = 40 x = 8 and the number of spinsters is 2 ( 8 ) = 16 . the answer is b ."
|
a ) 14 , b ) 16 , c ) 18 , d ) 20 , e ) 22
|
b
|
multiply(divide(40, subtract(7, 2)), 2)
|
subtract(n1,n0)|divide(n2,#0)|multiply(n0,#1)|
|
other
|
331240?
|
"33 1 / 3 % = 1 / 3 1 / 3 × 240 = 80 a )"
|
a ) 80 , b ) 90 , c ) 110 , d ) 120 , e ) 130
|
a
|
divide(multiply(add(33, divide(1, 3)), 240), const_100)
|
divide(n1,n2)|add(n0,#0)|multiply(n3,#1)|divide(#2,const_100)|
|
gain
|
tickets tickets sales?
|
"price of 1 ticket = 20 $ revenue generated from sales of first 10 tickets = 10 * ( 60 / 100 * 20 ) = 10 * 12 = 120 revenue generated from sales of next 20 tickets = 20 * ( 85 / 100 * 20 ) = 20 * 17 = 340 revenue generated from sales of last 30 tickets = 30 * 26 = 780 revenue generated from sales of 60 tickets = 120 + 340 + 780 = 1240 $ answer e"
|
a ) $ 600 , b ) $ 740 , c ) $ 850 , d ) $ 980 , e ) $ 1,240
|
e
|
multiply(add(add(subtract(subtract(60, 20), 10), multiply(subtract(const_1, divide(40, const_100)), 10)), multiply(subtract(const_1, divide(15, const_100)), 20)), 20)
|
divide(n2,const_100)|divide(n4,const_100)|subtract(n5,n0)|subtract(const_1,#0)|subtract(#2,n1)|subtract(const_1,#1)|multiply(n1,#3)|multiply(n0,#5)|add(#6,#4)|add(#8,#7)|multiply(n0,#9)|
|
gain
|
if - x =
|
"x ^ 2 + 5 x - 6 = ( x + 6 ) ( x - 1 ) = 0 then x = - 6 or x = 1 . x ^ 2 - 5 x + 4 = ( x - 4 ) ( x - 1 ) = 0 then x = 4 or x = 1 . thus x = 1 . the answer is b ."
|
a ) - 1 , b ) 1 , c ) 4 , d ) - 6 , e ) 6
|
b
|
divide(add(4, 6), add(2, 5))
|
add(n2,n6)|add(n0,n5)|divide(#0,#1)|
|
general
|
one second alone?
|
"first pump drains 1 / 2 of the tank in 7 hours so 14 hours it will take to drain the full tank . let , 2 nd pump drains the full tank in a hours so both together can drain ( 1 / 14 + 1 / a ) part in 1 hour son in 1 / 2 hour they drain 1 / 2 * ( 1 / 14 + 1 / a ) part of the tank given that in 1 / 2 hour they drain 1 / 2 of the tank hence we can say 1 / 2 * ( 1 / 14 + 1 / a ) = 1 / 2 solving u get a = 14 / 13 = 1.1 hence answer is b"
|
a ) 1 hour , b ) 1.1 hour , c ) 3 hours , d ) 5 hours , e ) 6 hours
|
b
|
divide(const_1, subtract(const_1, divide(const_1, multiply(7, const_2))))
|
multiply(n0,const_2)|divide(const_1,#0)|subtract(const_1,#1)|divide(const_1,#2)|
|
physics
|
what area m?
|
"18 * 18 = 324 sq m answer : d"
|
a ) 225 sq m , b ) 186 sq m , c ) 586 sq m , d ) 324 sq m , e ) 296 sq m
|
d
|
square_area(18)
|
square_area(n0)|
|
geometry
|
how /30?
|
"( 80 / 100 ) * 40 â € “ ( 4 / 5 ) * 30 32 - 24 = 8 answer : c"
|
a ) 12 , b ) 27 , c ) 8 , d ) 12 , e ) 81
|
c
|
subtract(multiply(40, divide(80, const_100)), multiply(divide(4, 5), 30))
|
divide(n0,const_100)|divide(n2,n3)|multiply(n1,#0)|multiply(n4,#1)|subtract(#2,#3)|
|
general
|
how multiple number?
|
"the odd numbers less than 60 are 1 , 3,5 , . . . 59 some of them are equal to product of 5 and odd number hence odd multiples of 5 which are less than 60 are 5,15 , 25,35 , 45,55 ( total = 6 ) ; answer : b"
|
a ) 4 , b ) 6 , c ) 11 , d ) 12 , e ) 15
|
b
|
divide(divide(60, 5), const_2)
|
divide(n0,n1)|divide(#0,const_2)|
|
general
|
in and tennis?
|
"let x play both badminton and tennis so 17 - x play only badminton and 19 - x play only tennis . 2 play none and there are total 30 students . hence , ( 17 - x ) + ( 18 - x ) + x + 2 = 30 37 - 2 x + x = 30 37 - x = 30 x = 7 so 7 members play both badminton and tennis . a"
|
a ) 7 , b ) 8 , c ) 9 , d ) 10 , e ) 11
|
a
|
subtract(add(add(17, 18), 2), 30)
|
add(n1,n2)|add(n3,#0)|subtract(#1,n0)|
|
other
|
a k k?
|
"slope = ( y 2 - y 1 ) / ( x 2 - x 1 ) = > k = ( k + 4 ) / ( 3 + 3 ) = > 6 k = k + 4 = > k = 4 / 5 ans c it is !"
|
a ) 3 / 4 , b ) 1 , c ) 4 / 5 , d ) 2 , e ) 7 / 2
|
c
|
divide(4, 3)
|
divide(n1,n2)|
|
general
|
the length metres is
|
"2 x will be the distance travelled by the train if the length of the train = the length of the platform = x as distance = speed * time distance = 2 x speed in kmph = 90 speed in mps = 90 * 5 / 18 as dist = speed * time 2 x = ( 90 * 5 / 18 ) * ( 60 sec ) on solving x = 900 mts answer : d"
|
a ) 500 , b ) 600 , c ) 750 , d ) 900 , e ) 950
|
d
|
divide(divide(multiply(90, const_1000), divide(const_60, const_1)), const_2)
|
divide(const_60,const_1)|multiply(n0,const_1000)|divide(#1,#0)|divide(#2,const_2)|
|
physics
|
a2 n?
|
"4 x + 2 = 5 y + 2 . . . . . . . . . . . ie : 4 x - 5 y = 0 x , y must be > 1 and y is even ie ( 2 , 4,6 , . . etc ) if y = 2 thus x is fraction if y = 4 thus x = 5 n = 22 if y = 6 thus x = not possible fraction if y = 8 thus x = 10 n = 42 summation 22 + 42 = 64 c"
|
a ) 33 , b ) 46 , c ) 49 , d ) 53 , e ) 86
|
c
|
add(add(multiply(5, const_2), 2), add(multiply(5, multiply(const_2, 2)), 2))
|
multiply(n2,const_2)|multiply(const_2,n3)|add(n3,#0)|multiply(n2,#1)|add(n3,#3)|add(#2,#4)|
|
general
|
in that forest?
|
the percentage of tagged deer in the second sample = 5 / 50 * 100 = 10 % . so , 140 tagged deers comprise 10 % of total # of deers - - > total # of deers = 140 * 10 = 1,400 . answer : d .
|
a ) 150 , b ) 750 , c ) 1,250 , d ) 1,400 , e ) 2,500
|
d
|
multiply(50, 5)
|
multiply(n1,n3)
|
general
|
working if produce?
|
"machine a can produce 100 * 30 / 15 = 200 copies and , machine b can produce 150 * 30 / 10 = 450 copies total producing 650 copies . c is the answer"
|
a ) 250 , b ) 425 , c ) 650 , d ) 700 , e ) 750
|
c
|
multiply(add(divide(100, 15), divide(150, 10)), 30)
|
divide(n0,n1)|divide(n2,n3)|add(#0,#1)|multiply(n4,#2)|
|
physics
|
the the is?
|
"age of the 15 th student = [ 15 * 16 - ( 14 * 5 + 16 * 9 ) ] = ( 240 - 214 ) = 26 years . answer : c"
|
a ) 11 years , b ) 17 years , c ) 26 years , d ) 14 years , e ) 12 years
|
c
|
subtract(multiply(15, 15), add(multiply(5, 14), multiply(9, 16)))
|
multiply(n0,n0)|multiply(n2,n3)|multiply(n4,n5)|add(#1,#2)|subtract(#0,#3)|
|
general
|
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