Review of Percents

The regular price of a sofa is $599.99.

If there is a 20% discount and the sales tax is 6%

(based on the discounted price),

How much will the sofa cost?

• $508.79

• $479.99

• $635.99

• $489.59

The dinner bill came to $38.75. What is the total bill after 6% sales tax and a 20% tip?

• $41.08

• $49.29

• $48.83

• $29.14

What is 15% of 12?

• 2

• 1.8

• 3

• 10

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

• 52%

• 41%

• 42%

• 45%

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 change?

• 24% Decrease

• 20% Increase

• 11% Increase

• 50% Decrease

Find the percent change if the original cost was $5 and the new cost is $1.

• Increase $4

• Decrease $4

• Decrease 80%

• Decrease 400%

The original cost of an item was $50 and the new cost is $60. Find the percent change.

• Increase 20%

• Increase 16.67%

• Increase $10

• Decrease $10

This year, there are 900 7th graders. Last year there were 810. Find the percent of change.

• 11%

• 10%

• 90%

• 0.11%

Write .506 as a percent.

• 5.06%

• 506%

• 50.6%

• 500.6%

Write 8.5% as a decimal

• 8.5

• 0.85

• 0.085

• 80.5