1.

A man rows 12 km in 5 hours against the stream and the speed of current being 4 kmph, What time will be taken by him to row 15 km with the stream?

A. 1 hour $$25{7 over 13}$$ minutes
B. 1 hour $$26{7 over 13}$$ minutes
C. 1 hour $$27{7 over 13}$$ minutes
D. 1 hour $$24{7 over 13}$$ minutes
Answer» C. 1 hour $$27{7 over 13}$$ minutes


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