Toronto is about 50.0 km from Ajax. A freight train starts out from Ajax for Toronto at 50.0 km/h. At the same time, a passenger train leaves Toronto for Ajax at 75 km/h. How much time passes before they meet one another, in minutes?
1 answer
50 t + 75 t = 50 ... 2 t + 3 t = 2 ... t = 2/5 hr = 24 min