1. Percent, Unit Rate, Scale Factor, Commission, Interest

2. I = prt Interest = Principal x rate x time Sold x rate = commission

4. 1.Which is a better buy? A.$3.99 for 25 ounces of detergent B.$6.99 for 90 ounce of detergent

5. 2.30% of 20 is what number? A.6 B.0.6 C.0.06 D.0.006

6. 3.Julianne went to a hair salon for a haircut. The cost of the haircut was $45. If she tipped the stylist 15% of the cost of the haircut, how much money did Julianne spend at the hair salon?

7. 4.If the cost of an Algebra book was $120, but it is now $90, what is the percent of decrease? F.25% G.33.3% H.40% J.30%

8. 5.Rachel currently spends 25 minutes exercising each day. If she increases her exercise time by 12%, how many minutes will she now spend exercising? A.3 min B.28 min C.30 min D.37 min

9. 6.A pair of boots cost Lauren $60 last year. This year they cost $66. What is the percent of increase? F.110% G.10% H.9% J.5%

10. 7.Fred earned $600 last month. According to the circle graph, how much money did he put in savings? A.$140 B.$160 C.$180 D.$200

11. 8.If a scale factor of 2.5 is applied to the rectangular prism, what is the surface area of the new figure? 6 cm 2 cm 4 cm

12. 9.Mollie purchased a jacket from the Gap. The regular price was $90. It was on clearance for 50% off. If the sales tax rate was 6%, how much did she pay for the jacket? A.$45.00 B.$45.06 C.$47.70 D.$143.10

13. 10.

14. 11.Mr. York deposited $160 in an account that pays 4 ½% interest each year. How much interest would he have after 2 years? A.$8.40 B.$10.40 C.$12.80 D.$14.40

15. 12.Jordan gets 15% commission working at Gallery Furniture. If she received $4500 in commission, how much furniture did she sell? A.$675 B.$30,000 C.$34,500 D.$4515

16. 13.Bailey found just the right pair of boots at the mall. They were regularly priced $110. They were on sale for 30% off. Sales tax rate was 7%. What was her total cost? F.$82.39 G.$153.01 H.$77.07 J.$5.39

17. 14.At Strack Intermediate, 42% of the students enrolled are 8 th graders. If there are 378 students in the 8 th grade, how many students are enrolled at Strack? F.900 G.522 H.420 J.159