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A man can row 7 1/2 kmph in still water....

A man can row `7 1/2` kmph in still water. If in a river running at 1.5 Km an hour, it takes him 50 minutes to row to a place and back, how far off is the place?

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  14. A man can row 3/4 of a km against the stream in 11 1/4 minutes and ret...

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  15. A boat, while going downstream in a river covered a distance of 50 ...

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  16. A man swimming in a stream which flows 1 1/2\ km//hr finds that in a g...

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