A car travels from A to B at the rate of 40 km/h and returns from B to A at the rate of 60 km/h. Its average speed during the whole journey is

A car travels from A to B at the rate of 40 km/h and returns from B to

1.	A car travels from A to B at the rate of 40 km/h and returns from B to A at the rate of 60 km/h. Its average speed during the whole journey is
A.	48 km/h
B.	50 km/h
C.	45 km/h
D.	60 km/h
Answer» B. 50 km/h

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A car travels from A to B at the rate of 40 km/h and returns from B to A at the rate of 60 km/h. Its average speed during the whole journey is

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