**Name _____________________________ Date
___________**

**
MAT 0012C CHAPTER 7 QUIZ**

**Show all work on the scrap paper and write
the solutions on the blank provided. If work is not shown, points will not be
awarded.**

**1. Change each percent to decimal.**

** a. 67% = ________________**

** b. 12.3% = ______________**

** c. 9¾% = _______________**

**2. Change each fraction to percent.**

** a. 1/4 = _______________**

** b. 5/8 = _______________**

** c. 3/25 = ______________**

**3. Change each decimal to a percent.**

** a. 0.19 = ______________**

** b. 3.47 = ______________**

** c. 0.005 = _____________**

**4. Change each percent to fraction in the
lowest terms.**

** a. 55% = ____________**

** b. 0.01% = __________**

** c. 125% = ___________**

** 5. Solve each percent problem.**

** a. 16% of what number is 20?
__________________**

** b. What is 0.05% of 60,000?
____________________**

** c. 1.4 is what percent of 80?
_____________________**

**6. If the sales tax is $492 on the
purchase of an automobile priced at $12, 300, what is the sales tax rate?
_________________**

**7. If the commission rate is 6%, find the
commission earned by an appliance salesperson that sells a washer machine for
$369.97 and a dryer for $299.97. _____________**

**8. Experimenting with a new brand of
gasoline in her truck, a woman found that the gas mileage fell from 18.8 to 17.0
miles per gallon. What percent of decrease is this? (Round to nearest tenth of
percent) ____________**

**9. A couple borrows $1,500 for 2 years at
7¾ %
and decides to repay the loan by making 12 equal monthly payments. How much
will each monthly payment be? ______________ **

**10. Find the amount that will be in a
savings account at the end of 5 years, if a deposit of $5,000 earns interest at
an annual rate of 6.5 %? ______________ **