Without stoppages the average speed of a train is 90 kmph while it is – McqOptions

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1.	Without stoppages the average speed of a train is 90 kmph while it is 75 kmph with stoppages. How many minutes does the train stop for per hour?
A.	6.6 mainutes
B.	8 minutes
C.	10 minutes
D.	12 minutes
Answer» D. 12 minutes

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