SOLUTION: a jet travel 1200 km distance in 12 hours with the wind. Against the wind, it takes the jet 15 hours. Find the rate of the jet in still air and the rate of the wind.

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: a jet travel 1200 km distance in 12 hours with the wind. Against the wind, it takes the jet 15 hours. Find the rate of the jet in still air and the rate of the wind.      Log On


   

Question 677049: a jet travel 1200 km distance in 12 hours with the wind. Against the wind, it takes the jet 15 hours. Find the rate of the jet in still air and the rate of the wind.
Answer by lynnlo(4176) About Me  (Show Source):
You can put this solution on YOUR website!
1200/12=100km./hr.
1200/15=80km./hr.
wind speed difference is=10km./hr