A person goes from point L to point M and comes back. His average speed for the entire journey is 50 km/hr. If his speed while going from L to M is 35 km/hr,then what will be the speed of the person (in km/hr) while coming back from M to L?

A person goes from point L to point M and comes back. His average spee

1.	A person goes from point L to point M and comes back. His average speed for the entire journey is 50 km/hr. If his speed while going from L to M is 35 km/hr,then what will be the speed of the person (in km/hr) while coming back from M to L?
A.	62.5
B.	75
C.	87.5
D.	67.5
Answer» D. 67.5

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A person goes from point L to point M and comes back. His average speed for the entire journey is 50 km/hr. If his speed while going from L to M is 35 km/hr,then what will be the speed of the person (in km/hr) while coming back from M to L?

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