Question

(iv) A train travels a distance of 480 km at a uniform speed. If the speed had
8 km/h less, then it would have taken 3 hours more to cover the same distance,
need to find the speed of the train.
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Answer 1

If the speed had been 8 km/h less, then it would have taken 3 hours more to cover the same distance. We need to find the speed of the train. But speed of the train cannot be –ve. x = 40.