Speed downstream = 60 + 20 = 80 kmph
Speed upstream = 60 - 20 = 40 kmph
The speed of a boat in still water is 60kmph and the speed of the current is 20kmph. Find the speed downstream and upstream?
A: 35, 25 kmph
B: 80, 40 kmph
C: 40, 60 kmph
D: 50, 55 kmph
E: 50, 65 kmph