Question

You paid $80 for a tennis racket. If you found the racket under a sign stating 1/4 off, what must the original retail price have been?

Answer 1

To solve this problem you must apply the proccedure shown below:
1. You have that you paid $80 for a tennis racket which was under a sign stating 1/4 off. Therefore, you can express this with the following equation:

`x-x/4=80`
Where
`x`is the original retail price.
2. When you solve for
`x`, you obtain:

`3/4x=80 \\ x=106.67`
The answer is:
`106.67 dollars`