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The speed of a ship in still water is 5 ...

The speed of a ship in still water is 5 km/hr and the speedof the stream is 2km/hr. Rohan rows to place at a distance of 21 km and comes back to the starting point. The total time taken by him is:

A

7.2 hours

B

10 hours

C

3.6 hours

D

6 hours

Text Solution

Verified by Experts

The correct Answer is:
B
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