A man covers a certain distance upto the post office with the speed of 4 km/hr and returns back with the speed of 3 km/hr. If he covered the total distance in 3 1/2 hr, what was the total distance he

A man covers a certain distance upto the post office with the speed

1.	A man covers a certain distance upto the post office with the speed of 4 km/hr and returns back with the speed of 3 km/hr. If he covered the total distance in 3 1/2 hr, what was the total distance he
A.	12 km
B.	15 km
C.	19 km
D.	22 km
Answer» B. 15 km

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A man covers a certain distance upto the post office with the speed of 4 km/hr and returns back with the speed of 3 km/hr. If he covered the total distance in 3 1/2 hr, what was the total distance he

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