Two trains measuring 100 metres and 80 metres are running on parallel lines.

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Two trains measuring 100 metres and 80 metres are running on parallel lines. If they are going in the same direction, the faster one takes one minute to pass the other completely. If they are going in opposite directions, they pass each other completely in 3 seconds. Find the speed of each train in metres per second.

Options:

A . 30.5 ms^– 1 , 27.5 ms^– 1

B . 31.5 ms^– 1 , 28.5 ms^– 1

C . 40.5 ms^– 1 , 37.5 ms^– 1

D . 41.5 ms^– 1 , 38.5 ms^– 1

Answer: Option B

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