Percent Equations, Percent Discounts, and Percent Change

Last year the enrollment at Clark Middle School was 465 students. This year the enrollment is 525 students. What is the percent of increase? Round to the nearest percent.

• 113%

• 100%

• 13%

• 87%

What is 30% of 450?

• 30

• 135

• 450

• 100

What percent of 25 is 60?

• 24%

• 2.4

• 240%

• 100%

82% of what is 95?

• 115.9

• 77.9

• 100

• 112

Jason spends $450 for transportation. This is 25% of his monthly salary . How much money did he earn each month?

• $1800

• $800

• $900

• $1000

While mining, John found a large metal bar that weighed 25 ounces. John was also able to determine that the bar had 15 ounces of lead. What percent of the weight of the bar was lead?

• 40%

• 50%

• 60%

• 70%

A jogging route is 10km long. Zaman has jogged 4km. What percentage of the route has Zaman jogged?

• 4%

• 10%

• 80%

• 40%

What percent of 96 is 88?

• 91.7%

• 109%

• 84.5%

• 88%

Sam bought an $85.00 jacket for 40% off of the regular price.  How much did he pay for the jacket? 

• 75

• 51

• 36

• 34

The number of people signed up for a bus trip increased from 32 to 45. What is the percent increase? Round to the nearest percent.

• 52%

• 41%

• 42%

• 45%