A train 150 m long is running at a speed of 69 km/hr. In what time will it pass a man who is running at 8km/hr in the same direction in which the train is going ?

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Solution

dear student

as the man and the train are moving in same direction so the relative speed =69-8=61 km/hr or 615/18=305/18m/s
total distance =length of the train=150
time=distance /speed
=15018/305=2700/305=8.85 seconds

regards

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A train 150 m long is running at a speed of 69 km/hr. In what time will it pass a man who is running at 8km/hr in the same direction in which the train is going ?

dear student as the man and the train are moving in same direction so the relative speed =69-8=61 km/hr or 61*5/18=305/18m/s total distance =length of the train=150 time=distance /speed =150*18/305=2700/305=8.85 seconds regards

dear student

as the man and the train are moving in same direction so the relative speed =69-8=61 km/hr or 615/18=305/18m/s
total distance =length of the train=150
time=distance /speed
=15018/305=2700/305=8.85 seconds

regards