Logic Test

What is the missing word?
This image is made up of 10 triangles. What is the ratio of the yellow triangle to the image as a whole?
The total value of each side is 10. The value of an orange is 3. What is the value of the lemon?
If A is 1, B is 2 and C is 2, what is D?
If the value of Y is 2 and the value of P is 11, what is the value of D?
Inside this Matryoshka Doll is another doll exactly half its mass. Inside that one is another exactly half the mass and so on to infinity. Does the total mass of the dolls inside equal the mass of the outer doll?
What is the colour and shape that should replace the question mark?
You have one dime, two quarters and one nickel. What is the minimum number of extra coins you need to make up a dollar (100c)?
One box contains 1kg doorstops, the other contains 1.5kg doorstops and the last contains 2kg doorstops. Which one has the 1kg doorstops?
If the value of A = 1, the value of B = 1 and the value of C= 2, what is the value of D?