SOLUTION: A motorcycle police officer is chasing a car that is speeding at 70 MPH. The police officer is 3 miles behind the car that is traveling 80 MPH. How long will it be before the off

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: A motorcycle police officer is chasing a car that is speeding at 70 MPH. The police officer is 3 miles behind the car that is traveling 80 MPH. How long will it be before the off      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 1019766: A motorcycle police officer is chasing a car that is speeding at 70 MPH. The police officer is 3 miles behind the car that is traveling 80 MPH. How long will it be before the officer overtakes the car?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
A motorcycle police officer is chasing a car that is speeding at 70 MPH. The police officer is 3 miles behind the car that is traveling 80 MPH. How long will it be before the officer overtakes the car?
-----------
He's "gaining on" the car at 10 mi/hr (80-70).
d = r*t
t = d/r
t = 3/10 hours
================