Student: The speed of a boat in still water is 40kmph and the speed of the current is 20kmph. Find the speed downstream and upstream?\nOptions:\n(A) kmph\n(B) kmph\n(C) kmph\n(D) kmph\n(E) kmph.
Another student: Let's say, hmmm...

User
Speed downstream = 40 + 20 = 60 kmph\nSpeed upstream = 40 - 20 = 20 kmph Final answer: (B).
Assistant