Proportion Practical Problems

If 3 pounds of apples costs $0.90, how much will 10 pounds cost?

• $3.00

• $2.50

• $3.50

• $2.25

Keith bought 4 shirts for $36. At this rate, what would his cost be for 7 shirts?

• $63.00

• $53.00

• $43.00

• $73.00

A recent survey of 800 seventh graders from across the state shows 4 out of 10 like to play paper football. How many students said they like to play paper football?

• 40 students

• 200 students 

• 320 students

• 8,000 students

A poll was taken of Hobby Middle School, 25 out of 30 students said they would prefer pizza on Friday’s. Out of 1200 students, what is a reasonable prediction of how many students would prefer pizza on Fridays?

• 100

• 1000

• 10

• 1

The ratio of cups of sugar to cups of flour needed to bake cookies is 1:5. If Myesha uses 25 cups of flour, how much sugar is needed?

• 125 cups

• 5 cups

• 15 cups

• 10 cups

A 12-ounce bottle of shampoo lasts Enrique 16 weeks. How long would you expect an 18-ounce bottle of the same brand to last him?

• 24 Weeks

• 24-ounce bottle

• 10.6 Weeks

• 10.6-ounce bottle

About 13 out of 20 homes have a personal computer. On a street with 60 homes, how many computers would you expect to have?

• 39 Computers

• 4.3 Homes

• 39 Homes

• 4.3 Computers

A model of a car is 3 in wide and 2 in tall.  The actual car is 4 ft wide, how tall would it be? 

• 3.5

• 4

• 5

• 2.6

A scale model of a whale is being built. The actual length of the whale is 65 feet. The scale of the model is 2 in : 3 ft. What will be the length of the model?

• 97.5 inches

• 30.6 inches

• 41.56 inches

• 43.33 inches

Will spent $3.75 for 3 pounds of granola. How many pounds of granola can Will buy for $10

• 8 pounds

• 7 pounds

• 6 pounds

• 9 pounds