SOLUTION: trains a and b are traveling in the same direction on parallel tracks. Train A is traveling at 60 MPH and train B is traveling at 80 MPH. Train A passes a staion at 4:10PM. If trai

Question 290262: trains a and b are traveling in the same direction on parallel tracks. Train A is traveling at 60 MPH and train B is traveling at 80 MPH. Train A passes a staion at 4:10PM. If train B passes that same station at 4:22PM, at what time will train B catch up with Train A?
Exact time am or pm
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
60*1/5=12 miles
80=60=20
20*x=12
x=12/20=6/10
6/10*60=36 minutes
4:22+0:36=4:58 pm
or this way
60*(t+1/5)=80*t
60t+12=80t
12=20t
12/20=t
6/10=t
6/10*60=36 minutes=t
4:22+0;36=4:58 pm
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