A person can row $$7\frac{1}{2}$$ km an hour in still water. Finds that it takes twice the time to row upstream than the time to row downstream. The speed of the stream is:

A person can row $$7\frac{1}{2}$$ km an hour in still water. Finds tha

1.	A person can row $$7\frac{1}{2}$$ km an hour in still water. Finds that it takes twice the time to row upstream than the time to row downstream. The speed of the stream is:
A.	kmph
B.	.5 kmph
C.	kmph
D.	kmph
Answer» C. kmph

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A person can row $$7\frac{1}{2}$$ km an hour in still water. Finds that it takes twice the time to row upstream than the time to row downstream. The speed of the stream is:

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