SOLUTION: rain A and B are traveling in the same direction on parallel tracks. A is traveling at 80mph and train B at 100mph. A passes station at 2:20 am and B at 2:38am. what time will B ca

Algebra ->  Equations -> SOLUTION: rain A and B are traveling in the same direction on parallel tracks. A is traveling at 80mph and train B at 100mph. A passes station at 2:20 am and B at 2:38am. what time will B ca      Log On


   



Question 280637: rain A and B are traveling in the same direction on parallel tracks. A is traveling at 80mph and train B at 100mph. A passes station at 2:20 am and B at 2:38am. what time will B catch up to A?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
a is .3 hrs ahead
approach speed is 20 mph
a leads b by 24 miles
24/20=1.2 hrs=1 hr 12 min
2:38 + 1 hr 12 min
= 3:50 am