A train is 125 m long. If the train takes 30 sec to cross a tree by the railway line, then the speed of the train is :

A train is 125 m long. If the train takes 30 sec to cross a tree by th

1.	A train is 125 m long. If the train takes 30 sec to cross a tree by the railway line, then the speed of the train is :
A.	4 km/hr
B.	5 km/hr
C.	6 km/hr
D.	2 km/hr
Answer» C. 6 km/hr

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A train is 125 m long. If the train takes 30 sec to cross a tree by the railway line, then the speed of the train is :

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