1. Splash Screen

2. Lesson Menu Objectives Vocabulary Example 1 Quick Quiz

3. Objectives To determine a unit rate To use rates, proportions, or equations to convert currency rates To use rates to determine unit prices

4. Vocabulary unit rate

5. Example 1 SHOPPING A 12-oz bottle of cleaner costs $4.50. A 16-oz bottle of cleaner costs $6.56. Which costs less per ounce? Find and compare the unit rates of the bottles. For the 12-oz bottle, the unit rate is $0.38 per ounce. ÷12 Divide the numerator and denominator by 12 to get a denominator of 1.

6. Example 1 Divide the numerator and denominator by 16 to get a denominator of 1. For the 16-oz bottle, the unit rate is $0.41 per ounce. Answer: The 12-oz bottle has the lower cost per ounce. ÷16

7. 1.A 2.B 3.C 4.D Example 1 A.The 12-pack costs less per can. B.The 6-pack costs less per can. C.Both packs cost the same per can. D.cannot be determined from the given information SHOPPING A 6-pack of a soft drink costs $1.50. A 12-pack of a soft drink costs $2.76. Which pack costs less per can?

8. 1.A 2.B 3.C 4.D Quick Quiz 1 A store is selling a 3-pound bag of apples for $1.49. What is the cost per pound of apples? A.$4.47 per pound B.$0.46 per pound C.$1.49 per pound D.$0.50 per pound

9. 1.A 2.B 3.C 4.D Quick Quiz 2 Store A sells a 4-pack of AA size batteries for $3.79. Store B sells a 6-pack of AA size batteries for $4.19. What is the price per battery at Store A? A.about $0.70 per battery B.about $1.05 per battery C.about $0.95 per battery D.about $0.63 per battery

10. 1.A 2.B 3.C 4.D Quick Quiz 3 Jaxon is going to Belgium for spring break. He wants to convert $250 to euros. If the conversion rate is 1 euro = $1.59, how many euros will Jaxon have? A.397.50 euros B.157.23 euros C.159 euros D.0.64 euros

11. End of the Lesson

12. Resources Image Bank Math Tools Multilingual e-Glossary Using a Percent Model Solving Proportions Similar Triangles

13. End of Custom Shows