A 240 m long train is running at 90 kmph. If it crossed the platfor – McqOptions

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1.	A 240 m long train is running at 90 kmph. If it crossed the platform in 30 sec, then find the length of the platform?
A.	220 m
B.	380 m
C.	470 m
D.	510 m
Answer» E.

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