Math, asked by stargirlA1, 1 year ago

please solve it in a easy way .
please explain.
Its answer is 3:4​

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Answers

Answered by seema3269
1

let speed of train be x and bus be y .then speed=distance/time.so time =distance/speed. so 120/x+480/y=8. and. 200/x+400/y= 8+20/60. by solving it you will get the answer

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