A bus travelling the first one third distance at a speed of 10 km/h, t – McqOptions

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1.	A bus travelling the first one third distance at a speed of 10 km/h, the next one third at 20 km/h and the last one-third at 60 km/h. The average speed of the bus is
A.	9 km/h
B.	16 km/h
C.	18 km/h
D.	48 km/h
Answer» D. 48 km/h

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