A moving train crosses a man standing on a platform and a bridge 640 metres long in 15 seconds and 35 seconds respectively. What will be the time taken by the train to cross a platform 1280 meters long?

A moving train crosses a man standing on a platform and a bridge 640 m

1.	A moving train crosses a man standing on a platform and a bridge 640 metres long in 15 seconds and 35 seconds respectively. What will be the time taken by the train to cross a platform 1280 meters long?
A.	$$ 16{2 over3}{Second}$$
B.	18 seconds
C.	55 seconds
D.	22 seconds
Answer» D. 22 seconds

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A moving train crosses a man standing on a platform and a bridge 640 metres long in 15 seconds and 35 seconds respectively. What will be the time taken by the train to cross a platform 1280 meters long?

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