SOLUTION: A track runner ran 6 meters per second one way and jogged 2 meters per second the other way. Both ways are equal in length. The total time it took the runner was 160 seconds. How l

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: A track runner ran 6 meters per second one way and jogged 2 meters per second the other way. Both ways are equal in length. The total time it took the runner was 160 seconds. How l      Log On


   

Question 282692: A track runner ran 6 meters per second one way and jogged 2 meters per second the other way. Both ways are equal in length. The total time it took the runner was 160 seconds. How long is the track?
This was a test question and i couldn't figure it out!!!
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
time equals distance divided by rate

(d / 6) + (d / 2) = 160

d + 3d = 960 ___ 4d = 960 ___ d = 240