SOLUTION: A freight train starts a trip from LA at 12 (noon). At 2 pm a passenager train starts over the same route at the speed of 30 mph faster than the freight train. If the passenger t
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Question 482657: A freight train starts a trip from LA at 12 (noon). At 2 pm a passenager train starts over the same route at the speed of 30 mph faster than the freight train. If the passenger train takes over the freight train at 5 pm, find the average speed of each of the two trains.
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
5(n)=3(n+30)
5n=3n+90
2n=90
n=45
The freight train traveled at 45 mph; the passenger train went 75 mph..
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