A train 100 m long crosses a platform 125 m long in 15 sec; find the speed of the train?
A). 45 kmph
B). 50 kmph
C). 54 kmph
D). 60 kmph
54 kmph
D = 100 + 125 = 225T = 15S = 225/15 * 18/5 = 54 kmph
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