Percent Review

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?

In 1999, the price of unleaded fuel was $1.09.  In 2015, the price of unleaded fuel is $1.89.  What is the percent change?

• 173% increase
• 73% increase
• 73% decrease
• 27% increase

Tags

CCSS.6.RP.A.3C

Sally went to the clearance rack at a department store and found a shirt she wanted to buy. The shirt was $36.00 and is on sale for $24.00. What is the percent of discount?

• 33%

• 67%

• 50%

• 34%

Ryan bought a CD for $17, a pair of shoes for $30 and a pair of jeans for $25. The tax rate is 6%. What was the total cost of Ryan's purchases?

• $76.32

• $74.32

• $72.00

• $4.32

Tags

CCSS.6.RP.A.3C

A student earned a grade of 80% on a math test that had 30 problems. How many problems on this test did the student answer incorrectly?

• 24

• 6

• 16

• 20

There are 36 boys on a school bus. If 60% of the students on the bus are girls, how many total students are there?

• 74 students

• 90 students

• 69 students

• 81 students

Amanda has finished 9 problems on her math study guide. If this is 75% of the problems on her study guide, how many problems are on the entire study guide?

Three out of five students in Mrs. Mellow's class play chess. What percentage of students in her class play chess?

• 69%

• 60%

• 75%

• 96%

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Ella has a music collection. 75% of her songs are rock music. If she has 40 rock songs, how many songs does Ella have in her whole collection?

• 53

• 3000

• 10

• 30

Dan borrowed $2,000 for 6 months at 12% annual simple interest rate. How much interest will he owe after this time period?

• $120

• $144

• $1,200

• $1,440