Train A leaves Ludhiana for Delhi at 11 a.m. running at the speed of 60 km/hr. Train B leaves Ludhiana for Delhi by the same route at 2 p.m. on the same day, running at the speed of 72 km/hr. At what time will the two trains meet each other? 2 a.m. on the next day 5 a.m. on the next day 5 p.m. on the next day None of these