The distanve travelled by train A is equal to distance travelled by train B.If A train travels at speed of 90km/h. And another train B at speed of 20km/h. train A takes 1 hour less than train B to reach the destination . Find the distance travelled by train A.
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let B take x time so A take x-1 with the help of speed=destance / time formula get the value of x = 9/2 and find distance of A = 315
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