Percent Review

What percent of 48 is 20?

• 240%

• 56%

• 41 2/3 %

• 13%

What percent of 88 is 88?

• 89%

• 47%

• 100%

• 31%

What is 63% of 150?

• 94.5

• 13

• 57

• 48

What is 125% of 12.8?

• 20

• 24

• 25.6

• 16

80% of what number is 20?

• 125

• 80

• 25

• 140

150% of what number is 34?

• 25

• 68

• 22 2/3

• 21

Last year, an athlete's average time to run a mile 6 min 13 s. This year, the average time is 6 min 5 s. What is the percent decrease? Round to the nearest degree.

• 4%

• 20%

• 2%

• 12%

A used car dealership buys a car for $2800 and then sells it for $4500. What is the percent increase?

• 34%

• 50%

• 89%

• 61%

You estimate that your school is about 45 ft tall. Your school is actually 52 ft tall. Find the percent error.

• 13%

• 14%

• 12%

• 11%

You estimate that your friend's little brother is about 8 years old. He is actually 6.5 years old. Find the percent error.

• 21%

• 23%

• 22%

• 26%