A train is going in the north direction at a speed of 18 m/sec from a point while another train is going in the south direction at a speed of 12 m/sec from the same point. In how much time would the distance between both the trains be 367.2 km?
1
3.4 hours
2
3.2 hours
3
3.6 hours
4
4 hours
5
4.8 hours