A train 150 m long takes 20 seconds to cross a platform 450 m long. – McqOptions

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1.	A train 150 m long takes 20 seconds to cross a platform 450 m long. The speed of the train (in m/sec) is :
A.	5 m/sec
B.	10 m/sec
C.	20 m/sec
D.	25 m/sec
Answer» D. 25 m/sec

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