A 400 metres long train crosses a bridge 600 metres long in 50 seconds. What is speed (in km/hr) of the train?

A 400 metres long train crosses a bridge 600 metres long in 50 seconds

1.	A 400 metres long train crosses a bridge 600 metres long in 50 seconds. What is speed (in km/hr) of the train?
A.	75
B.	72
C.	74
D.	78
Answer» C. 74

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A 400 metres long train crosses a bridge 600 metres long in 50 seconds. What is speed (in km/hr) of the train?

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