CHAPTER 3 QUIZ REVIEW

Percent

100

What is the percent of 15 out of 20?

75%

200

What percent of 35 is 21?

60%

300

58 out of 78?

74%

400

is 700% of 5 less than 10, or greater than 10 but less than 100, or greater than 100? 

Greater than 10, less than 100

500

What is the vocabulary term for the equation part=percent x whole

Percent equation

Part

100

19% of 50

9.5

200

45% of 80

36

300

62% of 18 

11.16

400

28% of 72

20.16

500

153 is 0.9% of what number? What does 153 represent?

17,000 and 153 is the part

Whole

100

9 is 45% of what number?

20

200

20 is 95% of what number?

21.05

300

10 is 110% of what number?

9.09

400

What does 11 represent in 4 out of 11?

The whole

500

Write 8 is 80% in the percent proportion equation and then solve.

8/X = 80/100, x=10

Equations

100

What is the equation to find the percent?

Percent = (Part/Whole) x 100

200

What is the equation to find the part?

Part = Percent x Whole 

300

What is the equation to find the whole?

Whole = Part/Percent 

400

What is the percent proportion?

(Part/Whole) = (Percent/100)

500

What does new equal and what does whole equal?

New=Part and Old=Whole

Word Problems

100

Maddie missed 12 out of 160 school days this year. Approximately what percent of school days was Maddie in attendance?

7.5%

200

Anna is ordering pizza for her friends before the Steeler game.  The pizza places charges 5% delivery fee.  If the pizza order was $65, how much was Anna charged for delivery?

$3.25

300

In a company, 60% of the workers are men. If 1,380 women work for the company, how many workers are there in all?

2,300

400

Kelli and Kenzie each wanted to save $800 for a concert. Kelli saved 80% of the amount. Kenzie saved $440. Who saved more money? 

Kelli saved more money. Kenzie saved $440 and Kelli saved $640. 

500

Steve made $50 raking leaves and $75 cutting grass. He gave 60% of his earnings to his mother. How much did Steve give to his mother?

$75