A man whose speed is 4.5 kmph in still water rows to a certain upstrea – McqOptions

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1.	A man whose speed is 4.5 kmph in still water rows to a certain upstream point and back to the starting point in a river which flows at 1.5 kmph, find his average speed for the total journey ?
A.	5 kmph
B.	7 kmph
C.	3 kmph
D.	4 kmph
Answer» E.

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