While talking about a place to his friend Prashant said, "I could swim downstream to the place in 12 hours but while coming upstream it took 18 hours. The river was running at a speed of 6 km/hr." What is his speed in still water?

While talking about a place to his friend Prashant said, "I could swi

1.	While talking about a place to his friend Prashant said, "I could swim downstream to the place in 12 hours but while coming upstream it took 18 hours. The river was running at a speed of 6 km/hr." What is his speed in still water?
A.	12 km/hr
B.	24 km/hr
C.	30 km/hr
D.	36 km/hr
Answer» D. 36 km/hr

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While talking about a place to his friend Prashant said, "I could swim downstream to the place in 12 hours but while coming upstream it took 18 hours. The river was running at a speed of 6 km/hr." What is his speed in still water?

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