A train is 250m long. If the train takes 50 seconds to cross a tree by the railway line, then the speed of the train in km/hr is :

A train is 250m long. If the train takes 50 seconds to cross a tree by

1.	A train is 250m long. If the train takes 50 seconds to cross a tree by the railway line, then the speed of the train in km/hr is :
A.	10
B.	9
C.	5
D.	18
Answer» E.

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A train is 250m long. If the train takes 50 seconds to cross a tree by the railway line, then the speed of the train in km/hr is :

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