A goes to office at a speed of 10 km/hr and returns home at 40 km/hr. What is his average speed (in km/hr)?

A goes to office at a speed of 10 km/hr and returns home at 40 km/hr.

1.	A goes to office at a speed of 10 km/hr and returns home at 40 km/hr. What is his average speed (in km/hr)?
A.	16
B.	24
C.	25
D.	32
Answer» B. 24

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A goes to office at a speed of 10 km/hr and returns home at 40 km/hr. What is his average speed (in km/hr)?

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