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Two trains running in opposite direction cross a man standing on platform in 27 and 17 sec respectively and they crosses each other in 23 sec. The ratio of their speed is
- Option 1)
4:5
- Option 2)
3:2
- Option 3)
3:4
- Option 4)
none
- Option 5)
1:3
Two trains running in opposite direction cross a man standing on platform in 27 and 17 sec respectively and they crosses each other in 23 sec. The ratio of their speed is
- Option 1)
4:5
- Option 2)
3:2
- Option 3)
3:4
- Option 4)
none
- Option 5)
1:3
Answers (1)
If speeds of the trains are x & y.
As per the data,
x/27 + y/17 = x/23 + y/23
x/y = 81/34
View full answer
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