1.

A man walks 6 km at a speed of 1 1/2kmph, runs 8 km at a speed of 2 kmph and goes by bus another 40 km. Speed of the bus is 8 kmph. Find the average speed of the man in kmph.

Answer»

A) `4 3/14`
B) `4 2/13`
C) `2 4/13`
D) `3 4/14`

ANSWER :A


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