The speed of a boat in still water is 60kmph and the speed of the current is 30kmph. Find the speed downstream and upstream?\nOptions:\n(A) kmph\n(B) kmph\n(C) kmph\n(D) kmph\n(E) kmph
Use reasoning to answer the following question.
(D)
Speed downstream = 60 + 30 = 90 kmph\nSpeed upstream = 60 - 30 = 30 kmph.

The final answer: (D)