SOLUTION: A jet airliner traveling with a 20 mile per hour tailwind covers 585 miles in the same amount of time it is able to travel 505 miles after the tailwind eases to 10 miles per hour.

Question 1136936: A jet airliner traveling with a 20 mile per hour tailwind covers 585 miles in the same amount of time it is able to travel 505 miles after the tailwind eases to 10 miles per hour. what is the speed of the airliner in still air?
Answer by ikleyn(52894) (Show Source): You can put this solution on YOUR website!
.

The "time" equation is


 = .


Cross multiply; then simplify and solve for x.


585*(x+10) = 505*(x+20)


x =  = 53.125 miles per hour.    ANSWER

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