SOLUTION: The ratio of the cost of a DVD player to the cost of a movie is 9:2. A DVD player costs $63 more than a movie. What is the cost of a DVD player?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: The ratio of the cost of a DVD player to the cost of a movie is 9:2. A DVD player costs $63 more than a movie. What is the cost of a DVD player?      Log On


   



Question 1138778: The ratio of the cost of a DVD player to the cost of a movie is 9:2.
A DVD player costs $63 more than a movie.
What is the cost of a DVD player?

Answer by ikleyn(52817) About Me  (Show Source):
You can put this solution on YOUR website!
.
9x - 2x = 63


7x = 63


x = 63/7 = 9.


ANSWER.  2*9 = 18 dollars and 9*9 = 81 dollars.