A train 150 metres long is running at a speed of 15 metres per second. In how much time (in seconds) it will cross a bridge of 300 metre long?

A train 150 metres long is running at a speed of 15 metres per second.

1.	A train 150 metres long is running at a speed of 15 metres per second. In how much time (in seconds) it will cross a bridge of 300 metre long?
A.	10
B.	15
C.	30
D.	45
Answer» D. 45

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A train 150 metres long is running at a speed of 15 metres per second. In how much time (in seconds) it will cross a bridge of 300 metre long?

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