Question: 
Two trains starting at the same time from 2 statins 400 km apart and going in opposite direction corss each other at a distacne of 240 km from one of the stations. What is the ratio of their speeds?
4 : 3
3 : 2
None
5 : 3
3 : 2
Answer: 
3 : 2
Last Updated: 
08/11/2021 - 03:24