A boat goes 100 km downstream in 10 hours, and 75 m upstream in 15 hours. The speed of the stream is________?

A boat goes 100 km downstream in 10 hours, and 75 m upstream in 15 ho

1.	A boat goes 100 km downstream in 10 hours, and 75 m upstream in 15 hours. The speed of the stream is________?
A.	7 km/h
B.	5 km/h
C.	3 km/h
D.	2 (1/2) km/h
Answer» E.

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A boat goes 100 km downstream in 10 hours, and 75 m upstream in 15 hours. The speed of the stream is________?

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