Unit 4 Exam: Percents

Diego measured the length of a pen to be 22 cm. The actual length of the pen is 23 cm.

Which of these is closest to the percent error for Diego’s measurement?

• 4.3%

• 4.5%

• 95.7%

• 104.5%

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7.RP.A.3

A car is 180 inches long. A truck is 75% longer than the car. How long is the truck?

• 135 inches

• 240 inches

• 255 inches

• 315 inches

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7.RP.A.3

Today, everything at a store is on sale. The store offers a 20% discount. The regular price of a T-shirt is $18. What is the discount price?

• $14.40

• $3.60

• $21.60

• $4.30

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7.RP.A.3

Lin’s father is paying for a $20 meal. He has a 15%-off coupon for the meal. After the discount, a 7% sales tax is applied. What does Lin’s father pay for the meal?

• $19.50
• $18.75
• $18.19
• $17.85

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7.RP.A.3

Tyler’s brother earns a commission. He makes 2.5% of the amount he sells. Last week, he sold $900 worth of shoes. How much was his commission?

• $22.50
• $225.00
• $90.00
• $9.00

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7.RP.A.3

The store bought a pair of shoes for $50, and sold it for $80. What percentage was the markup?

• 30%
• 40%
• 60%
• 50%

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7.RP.A.3

Tyler’s brother earns $12 per hour. The store offers him a raise—a 5% increase per hour. After the raise, how much will Tyler’s brother make per hour?

• $11.40
• $12.05
• $13.50
• $12.60

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7.RP.A.3

Today, everything at a store is on sale. The store offers a 20% discount. The discount price of a hat is $18. What is the regular price?

• $15.00
• $22.50
• $20.00
• $25.00

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7.RP.A.3

A car dealership pays $8,350 for a car. They mark up the price by 17.4% to get the retail price. What is the retail price of the car at this dealership?

• $9,800.05
• $9,800.50
• $9,805.00
• $9,800.5

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7.RP.A.3

A family eats at a restaurant. The bill is $42. The family leaves a tip and spends $49.77. How much was the tip in dollars?

• $8.77
• $6.77
• $10.77
• $7.77

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7.RP.A.3