Question

115. A man can row 7 km/hr in still water. In a
stream which is flowing at 3 km/hr, it takes him
7 hours to row to a place and back. How far is
the place?
a) 6 km
b) 10 km
c) 12 km
d) 20 km​

Answer 1

Answer:

option a

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Step-by-step explanation:

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