A 320 metre long train crosses a platform thrice its length in 40 s – McqOptions

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1.	A 320 metre long train crosses a platform thrice its length in 40 seconds. What is the speed of the train in km/hour ?
A.	114.2 kmph
B.	115.2 kmph
C.	116.2 kmph
D.	117.2 kmph
Answer» C. 116.2 kmph

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