# Thread: How do I set up this problem?

1. ## How do I set up this problem?

Jimmy bought a CD that cost $18.99 and paid$20.51, including sales tax. What is the rate of the sales tax?

2. Originally Posted by Laura901
Jimmy bought a CD that cost $18.99 and paid$20.51, including sales tax. What is the rate of the sales tax?
Sales tax would be $T = 20.51 - 18.99$

As a percentage on the sale, it would be $P = \frac{T}{Item}$ where Item is the CD that Jimmy bought.

3. Originally Posted by colby2152
Sales tax would be $T = 20.51 - 18.99$

As a percentage on the sale, it would be $P = \frac{T}{Item}$ where Item is the CD that Jimmy bought.

THANKS A BUNCH!!

4. Originally Posted by Laura901
THANKS A BUNCH!!
You're welcome.