Q. A train X departs from station A at 11.00 a.m. for station B, which is 180 km away.Another train Y departs from station B at 11.00 a.m. for station A. Train  X travels at an average speed of 70 kms/hr and does not stop anywhere until it arrives at station B.Train Y travels at an average speed of 50 kms/hr, but has to stop for 15 minutes at station C, which is 60 kms away from station B enroute to station A. Ignoring the lengths of the trains, what is the distance, to the nearest km, from station A to the point where the trains cross each other?

1. 112
2. 118
3. 120
4. None of these