A man goes from Mysore to Bangalore at a uniform speed of 40 km/hr and comes back to Mysore at a uniform speed of 60 km/hr. His average speed for the whole journey is :

A man goes from Mysore to Bangalore at a uniform speed of 40 km/hr and

1.	A man goes from Mysore to Bangalore at a uniform speed of 40 km/hr and comes back to Mysore at a uniform speed of 60 km/hr. His average speed for the whole journey is :
A.	8 km/hr
B.	0 km/hr
C.	4 km/hr
D.	km/hr
Answer» B. 0 km/hr

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A man goes from Mysore to Bangalore at a uniform speed of 40 km/hr and comes back to Mysore at a uniform speed of 60 km/hr. His average speed for the whole journey is :

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