1. Lesson 1-1 Example 1 3-2 Example 1 Karen bought a dress that cost $32. She paid 7% in sales tax. How much did she pay in tax? 1.Write the percent proportion.

2. Lesson 1-1 Example 1 3-2 Example 1 Karen bought a dress that cost $32. She paid 7% in sales tax. How much did she pay in tax? 2.Substitute what you know into the proportion. Let x = the amount of the tax. tax rate← amount of tax ← price of dress

3. Lesson 1-1 Example 1 3-2 Example 1 Karen bought a dress that cost $32. She paid 7% in sales tax. How much did she pay in tax? 3.Cross multiply and solve for x. 7(32)= 100x 224= 100x 2.24= x

4. Lesson 1-1 Example 1 3-2 Example 1 Karen bought a dress that cost $32. She paid 7% in sales tax. How much did she pay in tax? 4.Karen paid $2.24 in tax.