Percent Practice

The attendance for the basketball game was estimated to be 15,000 people but 12,500 people attended. What was the percent error?

• 16.67%
• 20%
• 2500%
• 80%

Bob estimates that there will be 230 people who attend the concert.  There was an actual total of 300 people who attended.  Find the percent error.  

• 23%
• 33%
• 27%
• 37%

David estimates the number of balls in a box as 60. If the actual number of balls is 75, find the relative error of David’s estimation.

• 1.25

• 0.8

• 0.25

• 0.2

Mrs. Ciampa had 27 students in her class last year and this year she had 30 students in her math class. What is the percent of change?

• 24%
• 20%
• 11%
• 50%

Tickets to Disney World are $100.The price is going to increase on January 1. What is the percent of change if the cost increases to a $120?

• 25%
• 18%
• 20%
• 50%

You planted 60 seeds seeds. 80% actually grow. How many seeds grew?

• 12

• 680

• 20

• 48

360 runners are in a race. 20% are men. How many men are in the race?

• 72

• 288

• 1,800

• 36

In the Daytona 500, out of 30 cars that started the race, 12 of them finished. What percent of the cars finished the race?

• 20%
• 40%
• 60%
• 80%

Adrian and his family are enjoying a vacation in the wild west. One place they really want to visit is the Grand Canyon. The total distance they will drive is 400 miles. If they have already driven 280 miles, what percent have they driven?

• 68%

• 70%

• 30%

• 43%

There are 36 quarters in my coin collection. If 45% of my coin collection is quarters, how many total coins do I have?

• 75%

• 75 coins

• 80%

• 80 coins