A goods train leaves a station at 8 a.m. at 40 km/h. A passenger train leaves the same station at 10 a.m. on a parallel track in the same direction at 60 km/h. When does it overtake the goods train?

Question

Accepted Answer

2 p.m.. Head start = 40×2=80 km. Gap closes at 60-40=20 km/h → 4 h after 10 a.m. = 2 p.m.

A goods train leaves a station at 8 a.m. at 40 km/h. A passenger train leaves the same station at 10 a.m. on a parallel track in the same direction at 60 km/h. When does it overtake the goods train?

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