Chapter 6 Review

Write the percent as a decimal.

130%

• 130

• 13

• 1.3

• 0.13

Write the percent as a decimal.

0.08%

• 0.0008

• 0.008

• 0.08

• 0.8

You spend 2/5 of an hour reading emails, 0.6 hours doing homework, 25% of an hour doing chores, and 57% of an hour making dinner. Which task required the greatest amount of time.

• reading emails

• doing homework

• doing chores

• making dinner

Which category in the table shows the greatest portion of the class?

• yes to pets

• no to pets

• yes to sports

• no to sports

Which is more: the number of students with a pet or the number who play on a sports team?

• students with a pet

• student who play on a sports team

9/50 of the students live with 1/2 mile of the school. Is this greater than or less than the portion of students who walk to school?

• greater than

• less than

70% of what number is 21?

• 20

• 30

• 60

• 90

45 is what percent of 36?

• 80%

• 120%

• 125%

• 160%

What number is 32% of 80?

• 10

• 20

• 25.6

• 26.5

Find the percent of change.

20 books to 15 books

• 75%

• 50%

• 25%

• 15%