1. Percent and Problem Solving: Sales Tax, Commission, and Discount
Section 7.5
Percent and Problem Solving: Sales Tax, Commission, and Discount

2. Sales Tax and Total Price
Sales tax = tax rate * purchase price
Amount price = purchase price + sales tax

3. Example
What is the sales tax on a jacket prices at $150 of the sales tax rate is 5%

4. Example
The sales tax on the purchase price of a futon is $ If the tax rate is 5%, find the purchase price of the futon?

5. Example
You go shopping at Sherman Oaks Galleria, and purchase two $15 tops, a $50 pair of jeans and $20 pair of pants. If the sales tax in Sherman Oaks is 9.5%, what is the total amount you pay?

6. Commission Commission = Commission Rate * Sales
Commission is a percent of the total sales.

7. Example
Rosie is a beauty consultant for a home cosmetics business. She is a paid commission rate of 12.8%. Find her commission if she sold $1638 in cosmetics last month?

8. Example
A real estate agent earned a commission of $5565 for selling a house. If his rate is 3%, find the selling price of the house.

9. Discount and Sale Price
Amt of discount = discount * original price
Sale price = original price – amt of discount

10. Example
A $300 fax machine is on sale for 15% off. Find the amount of discount and the sale price.

11. Example
A $4295 designer dress is on sale for 30% off. Find the amount of discount and the sale price.