A person can row 8 1/2 km an hour in still water and he finds that it takes him twice as long to row up as to row down the river. The speed of the stream ?

A person can row 8 1/2 km an hour in still water and he finds that it

1.	A person can row 8 1/2 km an hour in still water and he finds that it takes him twice as long to row up as to row down the river. The speed of the stream ?
A.	1.78 kmph
B.	2.35 kmph
C.	2.83 kmph
D.	3.15 kmph
Answer» D. 3.15 kmph

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A person can row 8 1/2 km an hour in still water and he finds that it takes him twice as long to row up as to row down the river. The speed of the stream ?

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