A man takes 3 hours 45 minutes to row a boat 15 km. downstream of a river and 2 hours 30 minutes to cover a distance of 5 km upstream. Find the speed of the river current in km/hr.

A man takes 3 hours 45 minutes to row a boat 15 km. downstream of a

1.	A man takes 3 hours 45 minutes to row a boat 15 km. downstream of a river and 2 hours 30 minutes to cover a distance of 5 km upstream. Find the speed of the river current in km/hr.
A.	0.5 km/hr
B.	0.75 km/hr
C.	1 km/hr
D.	1.25 km/hr
Answer» D. 1.25 km/hr

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A man takes 3 hours 45 minutes to row a boat 15 km. downstream of a river and 2 hours 30 minutes to cover a distance of 5 km upstream. Find the speed of the river current in km/hr.

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