A ship sails out to a mark at the rate of 15 kmph. and sails back at the rate of 10 kmph. The average rate of sailing is ?

A ship sails out to a mark at the rate of 15 kmph. and sails back at t

1.	A ship sails out to a mark at the rate of 15 kmph. and sails back at the rate of 10 kmph. The average rate of sailing is ?
A.	5 km/hr
B.	12 km/hr
C.	12.5 km/hr
D.	25 km/hr
Answer» C. 12.5 km/hr

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A ship sails out to a mark at the rate of 15 kmph. and sails back at the rate of 10 kmph. The average rate of sailing is ?

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