A person covers a certain distance „by car at 21 speed of 30 km/h an – McqOptions

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1.	A person covers a certain distance „by car at 21 speed of 30 km/h and comes back at a speedof 40 km/h. The average speed during the travel is:
A.	34.3 km/h
B.	35 km/h
C.	37.5 km/h
D.	32.8 km/h
Answer» B. 35 km/h

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