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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: `1:3` b. `3:2` c. `3:4` d. none of these

A

`1:3`

B

`3:2`

C

`3:4`

D

`1:2`

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The correct Answer is:
B
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S CHAND IIT JEE FOUNDATION-DISTANCE, TIME AND SPEED -Section-B (Question Bank-21(b))
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