A man can row with the stream at 9 km/hr. and against the stream at 3 – McqOptions

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1.	A man can row with the stream at 9 km/hr. and against the stream at 3 km/hr. His speed in still water is -
A.	12 km/hr
B.	5 km/hr
C.	10 km/hr
D.	6 km/hr
Answer» E.

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