SOLUTION: Two airplanes leave Chicago at the same time and fly in opposite directions. If one travels at 450 miles per hour and the other at 550 miles per hour, how long will it take for th

Algebra ->  Rectangles -> SOLUTION: Two airplanes leave Chicago at the same time and fly in opposite directions. If one travels at 450 miles per hour and the other at 550 miles per hour, how long will it take for th      Log On


   



Question 647449: Two airplanes leave Chicago at the same time and fly in opposite directions. If one travels at 450 miles per hour and the other at 550 miles per hour, how long will it take for them to be 4000 miles apart?
Answer by Edwin McCravy(20056) About Me  (Show Source):
You can put this solution on YOUR website!
They are separating at a rate of 450+550 or 1000 miles per hour, so it will
take 4 hours for them to separate 4000 miles.