A train 120 meters long passes a tree in 5 seconds . How much time will it take to cross a railway platform 180 metres long?
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Speed of the train = 120/5 = 24 m/s
Time to cover 180m platform = (180+120)/24 = 12.5 seconds
Time to cover 180m platform = (180+120)/24 = 12.5 seconds
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