Proportionality Quiz

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 after the coupon?

• $39.20

• $44.80

• $49.00

• $40.80

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

• $0.21

• $0.24

• $0.19

• $0.14

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?

• 3x = 4

• 7x = 100

• 3x = 100

• 4x = 100

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

• $32.13 for two dozen roses

• $25.70 for 18 roses

• $64.25 for five dozen roses

• $38.55 for four dozen roses

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?

• 72 inches

• 60 inches

• 80 inches

• 64 inches

Javier worked the following hours in the month of October. What was the percent increase from week 2 to week 4? Week 1: 30 hours Week 2: 40 hours Week 3: 25 hours Week 4: 33 hours

• 20%

• 15%

• 10%

• 25%

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

• 142.24 centimeters

• 152.4 centimeters

• 157.48 centimeters

• 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 decrease of 28%

• A decrease of 39%

• An increase of 39%

• An increase of 28%

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?

• $4,500

• $4,000

• $4,800

• $5,000

Ian measures 9 kg of rice. One kilogram is approximately equal to 2.2 pounds. Which measurement represents the number of pounds of rice?

• 21.3 pounds

• 19.8 pounds

• 18 pounds

• 22 pounds