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Ramesh Kumar's Latest Exam Result 2016-18

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Two trains running in opposite directions cross a man standing on the platform in 27 seconds and 17 seconds respectively and they cross each other in 23 seconds. The ratio of their speeds is: -Latest board Exam Results, Govt Jobs, Admit Card, Answer Key | Inforesult.IN

Updated 5 Years Ago

By Ramesh Kumar

Two Trains Running In Opposite Directions Cross A Man Standing On The Platform In 27 Seconds And 17 Seconds Respectively And They Cross Each Other In 23 Seconds. The Ratio Of Their Speeds Is: -Latest Board Exam Results, Govt Jobs, Admit Card, Answer Key | Inforesult.IN

A. 1 : 3 B. 3 : 2 C. 3 : 4 D. None of these Answer: Option B Explanation: Let the speeds of the two trains be x m/sec and y m/sec respectively. Then, length of the first train = 27x metres, and length of the second train = 17y metres. 27x + 17y …