A train leaves the train station at 1 pm. It travels at a speed of 60 mph. Another train leaves the same station an hour later and goes the same direction at a speed of 80 mph. In how many hours will the second train catch up with the first train?

Respuesta :

Answer: in 3 hours the train will catch up

Step-by-step explanation:

60*4=240

80*3=240