Algebra 1 Companion Book, Vol 1 – Summer Edition

2.2 Review Worksheet, Part 2

2.2.4 Applications of Percent 1. A boat salesperson earns a 2.5% commission on the sale of each boat. Find the commission earned on a boat that sells for $18,500.

2. A cell phone distributor earns a yearly salary of $28,000 plus a 17.5% commission on sales. Find the total earnings for a year when the sales are $38,000.

3. Find the simple interest paid after 3 months on a loan of $9700 borrowed at an annual interest rate of 11%.

4. After 8 months, $750 simple interest was owed on a loan of $9000. Find the annual interest rate.

5. How long will it take $680 to earn $102 in simple interest at an annual interest rate of 3%?

6. Estimate the tip on a $19.65 check using a tip rate of 15%

7. Estimate the tax on tires that cost $498 with a 6.25% sales tax.

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