A man takes 3 h to cover a certain distance along the flow and takes 6 h to cover the same
distance opposite to flow. In how much time, he will cross this distance in still water?
Text Solution
Verified by ExpertsThe correct answer is:
B
(velocity of river w.r.t. ground)
(velocity of man w.r.t. river)
Along the flow,
… (i)
where, 
is velocity of man w.r.t. ground Opposite to the flow,
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