Unit 23
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Unit 23 Solving Percent Problems Using Proportions
and Part
3 Review will help
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PP 23
Practice Problems Index
Mathematics Internet Library
1) What is 70% of 40?

2) 16 is what percent of 80? 
3) 4 is 25% of what number?

4) 18 is what percent of 6? 
5) 4 is 40% of what number?

6) What is 15% of 35? 
7) Karen works in real estate. How
much was her 4% sales commission
on the sale of a $140,000 house?

8) Carlos answered 34 of 40 questions correctly on a test. What percent of the questions did he answer correctly? 
9) The 22% taken out of Jean's pay
amounted to $78. What was her total
pay?

10) How much was saved on a TV selling for 20% below its $450 selling price? 