Direction 7554

A freight train departs from one station at an average speed of 36 km/h. 2 hours later, personal pressure leaves in the same direction at an average speed of 48 km/h. After how many hours will the passenger train catch up with the freight train?

Correct answer:

t =  6 h

Step-by-step explanation:

36·(t+2) = 48·t

12t = 72

t = 72/12 = 6

t = 6

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