SOLUTION: Two trains leave a station, one traveling north at a rate of 60 m.p.h. and the other traveling south at a rate of 54 m.p.h. In how many hours will they be 342 miles apart?

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: Two trains leave a station, one traveling north at a rate of 60 m.p.h. and the other traveling south at a rate of 54 m.p.h. In how many hours will they be 342 miles apart?      Log On

Hi, 

Let x represent time traveled by each

d  = r*t

60mphx + 54mphx = 342mi

114mphx = 342mi

x = 3hr



checking our answer

60mph*3hr + 54mph*3hr = 180mi + 162mi = 342mi