Unit 5: Percentages Review

The price of a movie is $20.00 plus 9% sales tax. How much is the sales tax.

• .18

• 1.8

• 18

• 0.18

Mr. Davis earns a 15% commission on a all sales. How much commission would he earn for a total of $2,500 in sales?

• 375

• 370

• 37.5

• 3.75

While Mr. Alston attends college, he has to pay for his expenses. His expense is $900 a month. If Mr. Alston works for 15 hours a week, how much does he need to charge per hour to cover monthly expenses? (Assume there are 4 weeks in a month)

• 15

• $15

• $30

• $20

Mrs. Welch has a collection of 800 quarters. Of the quarters, 15% are dated before 1990, 45% are date from 1990 to 2001, and the rest are dated after 2001.

How many quarters in Mrs. Welch collection are dated after 2001?

• 75

• 320

• 300

• 76

Find the product of 0.9 and 0.5.

• 4.5

• .45

• 0.4

• 0.456

The owner of a shoe store buys used Jordan's for $25.50 each. The owner then resells the used video for 600% of the amount he paid for them.

What is the price of a used Jordan at his shoe store?

• 152

• 52.75

• 153.1

• 153

 $\frac{y}{49}=\frac{12}{84}$  Solve this proportion. (y=?)

• 6

• 9

• 7

• 8

 $\frac{54}{36}$  Simplify this fraction.

•  $\frac{6}{4}$  

•  $\frac{3}{2}$  

• 9

• 2.14

What is 1% of 86

• 8.6

• .086

• 86

• .86

What is 8% of 200?

• 16

• 16.5

• 15

• 15.5