A taxi goes from City A to City B at an average speed of 84 km/hr. In the return journey due to traffic the average speed of the taxi falls to 24 km/hr. Find the average speed of the taxi (in km/hr) for the total journey.

A taxi goes from City A to City B at an average speed of 84 km/hr. In

1.	A taxi goes from City A to City B at an average speed of 84 km/hr. In the return journey due to traffic the average speed of the taxi falls to 24 km/hr. Find the average speed of the taxi (in km/hr) for the total journey.
A.	122/3
B.	142/3
C.	112/3
D.	107/3
Answer» D. 107/3

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A taxi goes from City A to City B at an average speed of 84 km/hr. In the return journey due to traffic the average speed of the taxi falls to 24 km/hr. Find the average speed of the taxi (in km/hr) for the total journey.

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