1.

Two cities A and B are 360 km apart. A car goes from A to B with a speed of 40 km/hr and returns to A with a speed of 60 km/hr. What is the average speed of the car?

A. 45 km/hr
B. 48 km/hr
C. 50 km/hr
D. 55 km/hr
Answer» C. 50 km/hr


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