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Question

Train ‘A’ running with a speed of 45 km/h crosses a pole in 4 seconds. If the time taken by train ‘A’ to cross train ‘B’ running with a speed of 54 km/h and coming from the opposite direction is 13 seconds, then find the length of train
B.

A 327.5 metres

B 337.5 metres

C 307.5 metres

D 347.5 metres

E None of these

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