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57.
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If a
man rows at the rate of 5 kmph in still water and his rate against the
current is 3.5 kmph, then the man’s rate along the current is
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A. 4.25 kmnph
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B. 6 kmph
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C. 6.5 kmph
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D. 8.5 kmph
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Answer:
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Let
the rate along the current be x kmph.
Then,
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= (1
/ 2(x+3.5))= 5
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x=
6.5 kmph.
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Title : BOATS and STREAMS Q57
Description : 57. If a man rows at the rate of 5 kmph in still water and his rate against the current is 3.5 kmph, then the man’s r...
Rating : 5
