Chapter Review

Ratios and Percents

100

Write as a percents 23 out of 100

23%

200

Write 9 out of 100 as a percent 

9%

300

Write 39/20 as a percent

195%

400

Write 0.8% as a fraction 

1/125

500

Write 0.2% as a fraction

1/500

Fractions, Decimals and Percents

100

Write 90% as a decimal

0.9

200

Write 0.12% as a decimal 

0.0012

300

Write 1/200 as a percent 

0.5%

400

Write 172% as a decimal 

1.72

500

Write 7/4 as a percent 

175%

Percent Proportion, and Finding Percents Mentally

100

3 is what percent of 15?

20%

200

10% of 57 

5.7

300

40% of 35 

14

400

25% of 44

11

500

17 is what percent of 55?

30.9%

Percent and Estimation, Percent Equation

100

What is 29% of 50?

3/10 of 50 or 15

200

Find 60% of 30

18

300

8 is 2.4% of what number?

333 1/3

400

360 is what percent of 270?

133 1/3%

500

What is 249% of 119?

2 1/2 of 120 or 300

Percent of Change and Simple Interest

100

Find the percent of change of something with an original price of 125 and a new price of 47? Is this a increase or decrease?

62.4% decrease

200

Find the selling price $700 with a 30% markup

910.00

300

12,000 at 7.5% for 39 months 

14,925.00

400

Find simple interest 1,000 at 7.25% for 1 1/2 years 

187.50

500

Find the percent of change when the original price was 98 and the new is 150, state if this is an increase or decrease?

53.1% increase