SOLUTION: Flying against the wind, a jet travels 6480 mi in 8 hours. Flying with the wind, the same jet travels 8330 mi in 7 hours. What is the rate of the jet in still air and what is the r

Question 1142706: Flying against the wind, a jet travels 6480 mi in 8 hours. Flying with the wind, the same jet travels 8330 mi in 7 hours. What is the rate of the jet in still air and what is the rate of the wind?
Found 2 solutions by Alan3354, josgarithmetic:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Find the 2 groundspeeds.
The plane's airspeed is the the average of the 2.
----
the windspeed is the difference between airspeed and groundspeed.

Answer by josgarithmetic(39630) (Show Source): You can put this solution on YOUR website!
r, speed in absence of wind
w, speed of wind

Simplify and solve.
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