SOLUTION: Greg lives 25 miles from school. One day he takes the bus to school and returns home by car. His total travel time is 1 1⁄2 hours. If the car travels at twice the rate of the

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: Greg lives 25 miles from school. One day he takes the bus to school and returns home by car. His total travel time is 1 1⁄2 hours. If the car travels at twice the rate of the      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 632286: Greg lives 25 miles from school. One day he takes the bus to school and returns home by car. His total travel time is 1 1⁄2 hours. If the car travels at twice the rate of the bus, find the average rates of the bus and car.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
r=rate of bus
2r=rate of car
x+y=1.5;
2rx=25;
ry=25
r=25, x=0.5, y=1
2*r=50