Proportionality Unit Test (7th Grade)

Marie purchased a $49.00 gift for a baby shower. She uses a coupon that offers 20% off. How much will Marie spend on the gift after the coupon?

Mathematical Equivalence

ON

A recipe for apple cider calls for 4 cups of apple juice and 3 cups of water. Which equation can be used to find x, the percent of apple juice in the recipe?

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A local flower shop sells a dozen roses for $12.85. Based on this information, which of the following could be true?

• A. $38.55 for four dozen roses

• B. $64.25 for five dozen roses

• C. $25.70 for 18 roses

• D. $32.13 for two dozen roses

A box of cereal weighs 14 ounces and costs $2.66. What is the price per ounce of the cereal?

• A. $0.14

• B. $0.19

• C. $0.21

• D. $0.24

Romeo paid $380.75 in car repairs. The sales tax rate is 7.5%. Which of the following is a reasonable estimate for the total Romeo paid to repair his car?

• A. $28.50

• B. $410.00

• C. $352.50

• D. $442.00

A piece of fabric measures 152.4 centimeters in length. One inch is equal to 2.54 centimeters. What is the length of the fabric in inches?

Mathematical Equivalence

ON

Which set of ratios below is NOT equivalent to 3:4?

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Joey is 4 feet 8 inches tall. There are 2.54 centimeters in 1 inch. What is Joey's height in centimeters?

• A. 142.24 centimeters

• B. 152.4 centimeters

• C. 157.48 centimeters

• D. 172.8 centimeters

Airfare from Atlanta, GA to Nashville, TN changed from $250 per ticket to $180 per ticket. By what percentage did the cost of the airfare change?

• A. An increase of 28%

• B. An increase of 39%

• C. A decrease of 28%

• D. A decrease of 39%

The Hoskins family spends $600 per month on groceries for their family. If this is 15% of their monthly budget, then what is their monthly budget?

Mathematical Equivalence

ON