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A man can row upstream at 15 km/h and do...

A man can row upstream at 15 km/h and downstream at 21 km/h. The speed of water current of the river is :

A

8 km/h

B

6 km/h

C

3 km/h

D

5 km/h

Text Solution

Verified by Experts

The correct Answer is:
C
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