Mastering Ratios: Proportions in Real-Life Scenarios

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?

• 4 cups of flour

• 2 cups of flour

• 5 cups of flour

• 3 cups of flour

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

• 25

• 20

• 30

• 15

A car travels 150 miles on 5 gallons of gas. How many miles can it travel on 8 gallons of gas?

• 180 miles

• 240 miles

• 300 miles

• 200 miles

A fruit basket contains apples and oranges in the ratio of 3:2. If there are 15 apples, how many oranges are there?

• 12

• 10

• 5

• 20

If a map has a scale of 1 inch to 10 miles, how many miles are represented by 4 inches on the map?

• 20 miles

• 30 miles

• 50 miles

• 40 miles

In a school, the ratio of teachers to students is 1:15. If there are 120 students, how many teachers are there?

• 8

• 12

• 5

• 10

A recipe requires 4 eggs for every 2 cups of milk. How many eggs are needed for 6 cups of milk?

• 10

• 12

• 14

• 8

A bag contains red and blue marbles in the ratio of 5:3. If there are 40 red marbles, how many blue marbles are there?

• 20

• 30

• 32

• 24

If a car can travel 300 miles on 10 gallons of gas, how many gallons are needed to travel 450 miles?

• 10 gallons

• 20 gallons

• 25 gallons

• 15 gallons

In a garden, the ratio of flowers to shrubs is 7:3. If there are 21 flowers, how many shrubs are there?

• 15

• 12

• 6

• 9