Proportion Quiz

A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?

• 2.5 cups milk
• 1.75 cups milk
• 2 cups flour
• 2.25 cups milk

Hamburger sells 3 pounds for $6. If Alicia buys 10 pounds of hamburger, how much will she pay?

• $30
• $20
• $60
• $10

Do the ratios form a proportion? Simplify each one to see if they are equal!

• Yes, they form a proportion.
• No, they do not form a proportion.

There were 5 ice cream cones for every 3 brownies sold at the ice cream shop. If there were 24 brownies sold, how many ice cream cones were sold?

• 8
• 15
• 40
• 29

Solve the proportion.

• 9
• 90
• 900
• 25

Solve the proportion for r.

• 2.5
• 1
• 3.25
• -2.25

The ratio of boys to girls in history class is 4 to 5. How many girls are in the class if there are 12 boys in the class?

• 12 girls
• 15 girls
• 5.3 girls
• 27 girls

A factory produces 6 motorcycles in 9 hours. Determine how many hours it takes to produce 16 motorcycles at this rate.

• 2.6 hours
• 27 hours
• 24 hours
• 26 hours

A recipe that will make 3 pies calls for 7 cups of flour. Determine how many pies can be made with 28 cups of flour.

• 40 pies
• 4 pies
• 12 pies
• 10 pies

Grant paid $12 for 4 baseball card packs. How many baseball card packs can he purchase for $21?

• 3 packs
• 7 packs
• 13 packs
• 36 packs