Math, asked by 7780608913, 10 months ago

Two trains running in opposite directions cross a man standing on the platform in 27 seconds and 15 seconds respectively and they cross each other in 23 seconds.the ratio of there speed is?

Answers

Answered by avikshitchanda
21

Let the speeds of the two trains be x m/sec and y m/sec respectively.

Then, length of the first train = 27x metres,

Length of the second train = 15y metres.

[distance = speed*time]

(27x+15y)/(x+y)=23

=>27x+15y=23x+23y

=>4x=8y

=>x/y=8/4=2:1

Ihope this helps plz mark it as brainliest

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