Review of Percents

I just built a new room onto my house. My house originally had 2500 square feet. Now it has 3000 square feet. What is the percent increase in the square footage of my house?

• 20%

• 30%

• 25%

• 40%

The enrollment at a local elementary school had 560 students last year. This year the enrollment was 512 students. What is the percent of decrease?

• 9%

• 15%

• 2%

From 74 hours to 85 hours

• 13% increase

• 15% decrease

• 8.5% increase

• 20% decrease

Pridgeon Stadium has a capacity of 11,000. At the time of kickoff, 60% of the stadium was full. How many fans were in the stadium?

• 5,500

• 6,600

• 660

• 1,100

The arena at the Berry Center holds 9,500 people. During one of the graduation ceremonies, 95% of the seats were occupied. How many people attended the ceremony?

• 950

• 8,550

• 9,025

• 9,500

The middletown Zoo has 130 different exhibits.  Of those 130 exhibits, 30% of them contain birds.  How many exhibits contain birds?

• 49

• 39

• 60

• 25

78 is what percent of 450?

• 5%
• .17
• 17%
• 18%

Shirley spelled 12 of her 15 spelling words correctly on the test. What percent grade did Shirley get on the test?

• 40%

• 50%

• 80%

• 60%

Determine if you are finding the part, percent, or whole.  
18 is what percent of 36?

• Part

• Percent

• Whole

Greg took a test.  Out of 12 questions, he answered only nine correctly.  What percent of the questions did he score correctly?

• 75%

• 50%

• 80%

• 85%