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A man can row three quarters of a km aga...

A man can row three quarters of a km against the stream in 11 minutes 15 seconds and return in 7 minutes 30 second. Find the speed of the man in still water and also the speed of the stream ______.

A

5 km/hr, 2 km/hr

B

5 km/hr, 1 km/hr

C

6 km/hr, 2 km/hr

D

4 km/hr, 1 km/hr

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Verified by Experts

The correct Answer is:
B
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