SOLUTION: Train A and B are traveling in the same direction on parallel tracks. Train A is traveling at 80 miles per hour and Train B is traveling at 90 miles per hour. Train A passes a stat

Algebra ->  Coordinate Systems and Linear Equations -> SOLUTION: Train A and B are traveling in the same direction on parallel tracks. Train A is traveling at 80 miles per hour and Train B is traveling at 90 miles per hour. Train A passes a stat      Log On


   



Question 518498: Train A and B are traveling in the same direction on parallel tracks. Train A is traveling at 80 miles per hour and Train B is traveling at 90 miles per hour. Train A passes a station at 1:15 A.M. If Train B passes the same station at 1:45 A.M at what time will train B catch up to train a?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
80*(t+.5)=90t
80t+40=90t
40=10t
4=t
They meet at 5:45 am