SUMMER: MATH.7.4D-PERCENT CHANGE

There were 75 people waiting in line for concert tickets. Only 40% actually got tickets. How many got tickets?

• 45
• 30
• 35
• 50

Tags

CCSS.6.RP.A.3C

Lisa and her date spent $87.70. They want to leave a 20% tip. What amount would be reasonable for the tip?

• $20.00
• $10.00
• $25.00
• $31.00

Tags

CCSS.6.RP.A.3C

Mr. Hammer received a notice from his employer that the cost of his health insurance, every pay period, will increase by 8%. If the new cost will be $28.35, what was the original cost of his insurance?

• $26.08
• $26.25
• $26.81
• $27.27

Tags

CCSS.7.RP.A.3

There are 18 girls in Mrs. Brimley's math class. If 40% of the students are girls, what is the best estimation for the number of boys in  the class?

• 20
• 30
• 40
• 50

Tags

CCSS.3.OA.D.8

CCSS.4.OA.A.3

CCSS.7.EE.B.3

Courtney got 64 out of 75 correct on a test. What is the best estimate of the percentage Courtney got right?

• 64%
• 75%
• 85%
• 117%

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

The election results that took place during first lunch for a class president are as follows. During first lunch, they surveyed 200 people, 50 of those people voted for Justin. If they surveyed 500 more people, how many could we predict to vote for Justin? 

• A)  63 
• B)  175 
• C)  200 
• A)  115 

A car salesman gets 3% commission on every car sold.  The car salesman sells a car for 46,000.  What is the car salesman’s commission?

• 8,680
• 1,380
• 14,000
• 46,000

What is 40% of 900?

• 380
• 180
• 360
• 400

Rafael is painting his house. He has 800 square feet of walls in his house. He plans to paint 216 square feet of the walls. What percent of the walls in his house will he paint?

• A. 27% 
• B. 36% 
• C. 25% 
• D.  370% 

Mary lost 30 pounds. Before her diet she weighed 180 pounds. What is the percent of change?

• 17% Decrease
• 18% Decrease
• 19% Decrease
• 20% Decrease

Tags

CCSS.6.RP.A.3C