An express train was about to enter a village when the locals were informed by a small kid that the tracks are missing. The train is at a distance of 3 km and time it takes to stop after brakes are applied is 15 sec. The tracks are at a distance of 2.5 km from the village. At what speed should the locals run if the train is running at a speed of 180kmph. The length of the train is 600 m.
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train is covering 5.5kms distance
and villagers are covering 2.5kms distance
and length of train is 600 m
5500-600=4900(distance from)
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