a man takes 3 hours 45 minutes to row a boat 22.5 km downstream of a river and

Question

a man takes 3 hours 45 minutes to row a boat 22.5 km downstream of a river and 2 hours 30 minutes to cover a distance of 10 km up stream. find the speed of the river current in km/hr.

Options:

A . 1 km/hr

B . 2 km/hr

C . 3 km/hr

D . 4 km/hr

Answer: Option A
Explanation :

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