Einstein goes from Ahmedabad To Lucknow at the speed of 40 km/hr an – McqOptions

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1.	Einstein goes from Ahmedabad To Lucknow at the speed of 40 km/hr and returned at the speed of 60 km/hr .the average speed of Einstein during the whole journey is
A.	34 km/hr
B.	36 km/hr
C.	42 km/hr
D.	48 km/hr
Answer» E.

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