SOLUTION: PLEASE HELP ME PLEASE. A train travelling at 40 kph leaves station at 7 am. An hour later, a car leaves the same station and chases the train. If the car travels at 80 kph, how

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: PLEASE HELP ME PLEASE. A train travelling at 40 kph leaves station at 7 am. An hour later, a car leaves the same station and chases the train. If the car travels at 80 kph, how      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 911286: PLEASE HELP ME PLEASE.
A train travelling at 40 kph leaves station at 7 am. An hour later, a car leaves the same station and chases the train. If the car travels at 80 kph, how lang will it take the car to overtake the train?

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
Gaining speed 80 -40= 40 mph
Headstart 40*1 =40 miles
Time to catch up 40/40=1 hours
Algebraic solution
40(t+1)=80t
40t+40=80t
40=80t-40t
40=40t
t=1 hours
Distance to meeting 1*80=80 miles
code drt1