A man sitting in a train which is travelling at 50 kmph observes that – McqOptions

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1.	A man sitting in a train which is travelling at 50 kmph observes that a goods train, travelling in opposite direction, takes 9 seconds to pass him. If the goods train is 280 m long, find its speed.
A.	52 kmph.
B.	62 kmph.
C.	72 kmph.
D.	80 kmph.
Answer» C. 72 kmph.

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