Real-Life Proportions: Unit Rates & Practical Problems

A recipe calls for 3 cups of flour for every 2 cups of sugar. If you want to use 6 cups of flour, how many cups of sugar do you need?

• 2 cups of sugar

• 5 cups of sugar

• 4 cups of sugar

• 3 cups of sugar

A car travels 240 miles using 8 gallons of gas. What is the unit rate of miles per gallon for the car?

• 15 miles per gallon

• 30 miles per gallon

• 40 miles per gallon

• 20 miles per gallon

If 5 apples cost $3, how much would 15 apples cost?

• $9

• $12

• $15

• $6

A school has 120 students and 30 of them are in the band. What proportion of the students are in the band?

• 0.1

• 0.5

• 0.25

• 0.15

A map shows that 1 inch represents 20 miles. If two cities are 3 inches apart on the map, how far apart are they in real life?

• 60 miles

• 80 miles

• 100 miles

• 40 miles

If a recipe requires 4 tablespoons of oil for every 2 cups of rice, how many tablespoons of oil are needed for 6 cups of rice?

• 8 tablespoons

• 14 tablespoons

• 10 tablespoons

• 12 tablespoons

A store sells 12 cans of soda for $6. What is the unit price per can?

• $0.50

• $0.75

• $1.00

• $0.25

If a car can travel 300 miles on 10 gallons of gas, how many miles can it travel on 15 gallons?

• 500 miles

• 300 miles

• 450 miles

• 375 miles

A gardener plants 8 flowers in 2 hours. At this rate, how many flowers can he plant in 5 hours?

• 10 flowers

• 25 flowers

• 20 flowers

• 15 flowers

If a class has 24 students and 18 of them passed a test, what is the ratio of students who passed to the total number of students?

• 2:3

• 4:5

• 1:2

• 3:4