A motorboat in still water travels at speed of 36 kmph. It goes 56 km upstream in 1 hour 45 minutes. The time taken by it to cover the same distance down the stream will be:

A motorboat in still water travels at speed of 36 kmph. It goes 56 km

1.	A motorboat in still water travels at speed of 36 kmph. It goes 56 km upstream in 1 hour 45 minutes. The time taken by it to cover the same distance down the stream will be:
A.	2 h, 25 min.
B.	3 h
C.	1 h, 24 min.
D.	2 h, 21 min.
Answer» D. 2 h, 21 min.