A 180m long train is running at 72 Kmph. If it crossed the platform in 20sec. then find the platform Length?
A.210m
B.220m
FeedbackLength = Speed*Time L = 72K.M/H*T L=72*5/18*20 L= 400M. Length of Platform= Length-Length of the Train Length of Platform= 400-180 Length of Platform=220m
C. 240m
D.250m
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