A train passes a man standing on the platform. If the train is 170 meters long and its speed is 72 kmph, how much time it took in doing so ?
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Answer:
8 whole ¾ sec
Step-by-step explanation:
the length of the plat form = 170 m
speed of the train = 72 km / hour
= 72000/ 60 = 12 km/ m
= 12000/ 60 = 200 m/ s
time it took to doing so
= 200/60×176
= 8 whole ¾ sec
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