A train passes a platform 110 m long in 40 seconds and a boy standing on the platform in 30 seconds . The length of the train is

A train passes a platform 110 m long in 40 seconds and a boy standing

1.	A train passes a platform 110 m long in 40 seconds and a boy standing on the platform in 30 seconds . The length of the train is
A.	100 m
B.	110 m
C.	220 m
D.	330 m
Answer» E.

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A train passes a platform 110 m long in 40 seconds and a boy standing on the platform in 30 seconds . The length of the train is

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