A man is standing on a railway bridge which is 180 m long. He finds – McqOptions

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1.	A man is standing on a railway bridge which is 180 m long. He finds that a train crosses the bridge in 20 seconds but himself in 8 seconds. Find the length of the train and its speed
A.	50 km
B.	52 km
C.	54 km
D.	56 km
Answer» D. 56 km

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