A train passes two bridges of length 500 metres and 250 metres in 100 seconds and 60 seconds respectively. The length of the train is :

A train passes two bridges of length 500 metres and 250 metres in 100

1.	A train passes two bridges of length 500 metres and 250 metres in 100 seconds and 60 seconds respectively. The length of the train is :
A.	25 metres
B.	50 metres
C.	20 metres
D.	52 metres
Answer» B. 50 metres

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A train passes two bridges of length 500 metres and 250 metres in 100 seconds and 60 seconds respectively. The length of the train is :

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