Distance between two cities, A and B is 1100 km. A train starts from A to B at 8 a.m. with the speed of 60 km/h. Another train starts from B to A at B to A at 10 a.m. with the speed of 80 km/h. At what time do both train meet?
1
4 p.m.
2
5 p.m.
3
6 p.m.
4
9 p.m.