A train runs at a speed of 80km/hr. If the length of the train is 400 m, how long will it take for it to cross an 400m bridge?

A train runs at a speed of 80km/hr. If the length of the train is 400

1.	A train runs at a speed of 80km/hr. If the length of the train is 400 m, how long will it take for it to cross an 400m bridge?
A.	20 seconds
B.	26 seconds
C.	36 seconds
D.	35 seconds
Answer» D. 35 seconds

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A train runs at a speed of 80km/hr. If the length of the train is 400 m, how long will it take for it to cross an 400m bridge?

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