# Chapter 9 Test: Ratio, Proportion, Percent by 185Mjt

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```									Math 8: Chapter 5 Test Study Guide - Percent         Name: _______________________

Solve the following percent problems. Show all work!
1) What is 0.5% of 1200?      2) Thirty is what percent of 230?   3) 84 is 150% of what number?

4) Max weighs 155 pounds. Water makes up 68% of his body weight. How much does the water
in his body weigh? Show all work!

A) 1054             B) 43.87          C) 1.054           D) 105.4

The results of a recent 8th grade taste test on preferences of ice cream flavors are in the
table.
Show all work! Use table for questions #5 - #6

Ice Cream Flavor           Number of Students
Vanilla                                 20
Chocolate Chip                         370
Chocolate                              100
Strawberry                              45
Other                                   60

5) How many total students were surveyed in regards to ice cream flavors?

6) What percent preferred Chocolate Chip Ice Cream?

7) If 302 - 8th grade students are eating ice cream at lunch, how many students would you expect to
purchase Cookie Dough Ice Cream?

8) If 33% of Americans have blond hair, how many students out of 620 would you expect to not
have blond hair? Show work!

Math 8 Chapter 5 Test                                                                   Page 1 of 2
9) The following sign was on display at Target. Determine the percent of change.
Show all work!

\$57

\$33

10) Nancy spends 0.4% of her annual salary on new movie CD releases. If her annual salary is
\$35,500, how much does Nancy spend on movies each year? (Released PASS item)

A) \$142.00           B) \$1420.00          C) \$114.20       D) \$14.20

11) A pair of work boots that regularly sell for \$84 is on sale for 35% off. Jack has a coupon for
an additional 10% off. If Jack buys the work boots using his coupon, what will be the new
price of the work boots be before sales tax?

12) How much simple interest is earned on a deposit of \$1200 at an annual rate of 7% after 3
years?

13)How much simple interest is earned on a deposit of \$2800 at an annual rate of 5.5% after 2
years?

14)The balance on a credit card was \$500. Mr. Cook paid the minimum monthly payment of \$25.
The remaining balance was charged a simple interest rate of 18%. If no additional purchases
were made, what was the balance the next month?

Math 8 Chapter 5 Test                                                                      Page 2 of 2

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