HARD
RRC Group D CBT
IMPORTANT
Earn 100

A boat goes 24 km upstream and 28 km downstream in 6 hours. It goes 30 km upstream and 21 km downstream in 6 hours and 30 minutes. The speed of the boat in still water is:

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Important Questions on Boats and Streams

MEDIUM
RRC Group D CBT
IMPORTANT
A motor boat whose speed is 15 kmph in still water goes 30 km downstream and comes back in four and a half hours. The speed of the stream is:
MEDIUM
RRC Group D CBT
IMPORTANT
If a man takes 2 hours to row 7 km in upstream and 15 km in downstream, what is the speed of the current (in kmph)?
EASY
RRC Group D CBT
IMPORTANT
A man can row 1 km in upstream in 20 minutes and downstream in 15 minutes. What is the speed of the current?
EASY
RRC Group D CBT
IMPORTANT
A man can row 1 km in upstream in 20 minutes and 1 km downstream in 15 minutes. What is his speed of rowing in still water?