Chapter 10 Review

Problem Solving

100

A baker has 50 pounds of flour. She uses 12 pounds of flour to make bread. What percent of the flour does she use?

24%

200

Karen earns $1800 a month.  She spends 40% of it and saves the rest. How much does she save each month?

$1,080

300

Tony buys a pair of running shoes for $80.  He pays 9% sales tax.  How much does the pair of running shoes cost in total?

$87.20

400

The regular price of a books is $36. The book is sold at a discount of 10%. What is the price of the book after the discount?

$32.40

500

A company has $54,000 in a bank account that pays an interest of 2% per year.  How much money can it withdraw at the end of 1 year? 

$55,080

Fraction to Percent

100

29/100

29%

200

8/10

80%

300

9/10

90%

400

21/300

7%

500

15/300

5%

Decimal as Percent

100

0.14

14%

200

0.6

60%

300

0.2

20%

400

0.08

8%

500

0.01

1%

Percent as Fraction

100

7%

7/100

200

13%

13/100

300

15%

3/20

400

65%

13/20

500

18%

9/50

Percent of a Number

100

25% x 160

40

200

52% x 350

182

300

5% x 270

13.5

400

78% x 650

507

500

60% x 480

288