Mastering Ratios and Proportions in Everyday Life

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

• 2 cups of flour

• 4 cups of flour

• 5 cups of flour

• 3 cups of flour

A car travels 150 miles on 5 gallons of gas. How many gallons of gas would it need to travel 300 miles?

• 15 gallons

• 5 gallons

• 20 gallons

• 10 gallons

In a class, the ratio of boys to girls is 4:5. If there are 20 boys, how many girls are there?

• 20

• 25

• 15

• 30

A map shows that 1 inch represents 10 miles. If two cities are 3 inches apart on the map, how far apart are they in real life?

• 30 miles

• 25 miles

• 15 miles

• 20 miles

A recipe requires 3 tablespoons of oil for every 4 servings. How much oil is needed for 10 servings?

• 5 tablespoons

• 10 tablespoons

• 7.5 tablespoons

• 2 tablespoons

If a car can travel 240 miles on 8 gallons of gas, how many miles can it travel on 12 gallons?

• 480 miles

• 300 miles

• 240 miles

• 360 miles

A school has a ratio of 3 teachers for every 20 students. If there are 60 students, how many teachers are there?

• 6

• 9

• 15

• 12

A fruit seller has apples and oranges in the ratio of 5:3. If there are 40 apples, how many oranges are there?

• 24

• 18

• 30

• 20

If a 12-ounce can of soda costs $1.20, how much would 5 cans cost?

• $4.50

• $8.00

• $6.00

• $3.00

A recipe for cookies uses 2 cups of sugar for every 3 cups of flour. If you want to use 4 cups of sugar, how much flour do you need?

• 8 cups of flour

• 5 cups of flour

• 4 cups of flour

• 6 cups of flour