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One local and another express train were...

One local and another express train were proceeding in the same direction on parallel tracks at 29 km/hr and 65 km/hr respectively. The driver of the farmer noticed that it took exactly 16 seconds for the faster train to pass by him. What is length of the faster train? `60\ m` b. `120\ m` c. `160\ m` d. `240\ m`

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RS AGGARWAL-PROBLEMS ON TRAINS-All Questions
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