A train 200 m long travelling at 80 m/s overtakes another train 400 m long travelling at 30 m/s. The time taken by the first train to pass the second train is

A train 200 m long travelling at 80 m/s overtakes another train 400 m

1.	A train 200 m long travelling at 80 m/s overtakes another train 400 m long travelling at 30 m/s. The time taken by the first train to pass the second train is
Answer» A train 200 m long travelling at 80 m/s overtakes another train 400 m long travelling at 30 m/s. The time taken by the first train to pass the second train is

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A train 200 m long travelling at 80 m/s overtakes another train 400 m long travelling at 30 m/s. The time taken by the first train to pass the second train is

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