SOLUTION: Cy decided to go to his high school reunion in another city. He was able to hitch a ride with a friend and the journey took 10 hours averaging 55 mph. Cy needed to return home by p

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Question 314571: Cy decided to go to his high school reunion in another city. He was able to hitch a ride with a friend and the journey took 10 hours averaging 55 mph. Cy needed to return home by plane. The trip took 1/6 of the time. What was the average speed of the plane?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
10*55=550 MILES IS THE DISTANCE TRAVELED.
10X/6=550 CROSS MULTIPLY.
10X=6*550
10X=3,300
X=3,300/10
X=330 MPH IS THE SPEED OF THE PLANE.