# 3.10: Chapter 3 Test

Difficulty Level: At Grade Created by: CK-12
1. School lunch rose from $1.60 to$2.35. What was the percent of mark-up?
2. Solve for .
3. Write 6.35 as a percent.
4. Write the following as a simplified ratio: 85 tomatoes to 6 plants.
5. Yvonne made 12 more cupcakes than she did yesterday. She made a total of 68 cupcakes over the two days. How many cupcakes did she make the second day?
6. A swing set 8 feet tall casts a 4-foot-long shadow. How long is the shadow of a lawn gnome 4 feet tall?
7. Solve the proportion: .
8. Find the distance between Owosso and Perry if they are 16 cm on a map with a scale of 21 km : 4 cm.
9. Solve for .
10. Solve for .
11. Job A pays $15 plus$2.00 per hour. Job B pays $3.75 per hour. When will the two jobs pay exactly the same? 12. Solve for . 13. Solve for . 14. 46 tons is 11% of what? 15. 17% of what is 473 meters? 16. Find the percent of change from 73 to 309. 17. JoAnn wants to adjust a bread recipe by tripling its ingredients. If the recipe calls for cups of pastry flour, how much should she use? 18. A sweater originally marked$80.00 went on sale for \$45. What was the percent of change?

## Texas Instruments Resources

In the CK-12 Texas Instruments Algebra I FlexBook® resource, there are graphing calculator activities designed to supplement the objectives for some of the lessons in this chapter. See http://www.ck12.org/flexr/chapter/9613.

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