A person goes from point N to P and comes back. His average speed for – McqOptions

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1.	A person goes from point N to P and comes back. His average speed for the whole journey is 60 km/hr. If his speed while going from N to P is 40 km/hr, then what will be the speed of the person (in km/hr) while coming back from P to N?
A.	80
B.	100
C.	120
D.	140
Answer» D. 140

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