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(iv) A train travels a distance of 480 km at a uniform speed. If the speed had8 km/h less, then it would have taken 3 hours more to cover the same distance. Weneed to find the speed of the train. |
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Answer» He will be doing his work Distance travelled by the train = 480 km Let the speed of the train be x kmph Time taken for the journey = 480/x Given speed is decreased by 8 kmph Hence the new speed of train = (x – 8) kmph Time taken for the journey = 480/(x – 8) |
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