The speed of a boat in still water is 50kmph and the speed of the current is 20kmph.

The speed of a boat in still water is 50kmph and the speed of the current is 20kmph. Find the speed downstream and upstream?

Quiz

Answer/Solution

kmph

Steps/Work

Speed downstream = 50 + 20 =70 kmph
Speed upstream = 50 - 20 = 30 kmph
Answer:B