Question

A swimming pool is 50 meters long aboy can swim across the length and then return to his starting position in 5 minutes what is his swimming speed in km /h

Answer 1

he covers 100 m in 5min
25m in 1min
his speed =25m/s
we have to muntiply by 18/5to make it kmph
25×18/5
=90kmph ans.

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