A boatman rows to a place 45 km away and back in 20 hours. He finds that he can row 15 km with the stream in the same time as 5 km against the stream. Find the speed of the stream.

A boatman rows to a place 45 km away and back in 20 hours. He finds th

1.	A boatman rows to a place 45 km away and back in 20 hours. He finds that he can row 15 km with the stream in the same time as 5 km against the stream. Find the speed of the stream.
A.	5 km/h
B.	4 km/h
C.	3 km/h
D.	2 km/h
Answer» D. 2 km/h

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A boatman rows to a place 45 km away and back in 20 hours. He finds that he can row 15 km with the stream in the same time as 5 km against the stream. Find the speed of the stream.

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