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

• 6 cups of flour

• 3 cups of flour

If a car travels 150 miles on 5 gallons of gas, how many miles can it travel on 8 gallons of gas?

• 300 miles

• 180 miles

• 200 miles

• 240 miles

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?

• 100 miles

• 80 miles

• 60 miles

• 40 miles

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

• 25

• 15

• 30

• 20

A fruit stand sells apples and oranges in the ratio of 3:2. If there are 30 apples, how many oranges are there?

• 15 oranges

• 20 oranges

• 10 oranges

• 25 oranges

If 5 notebooks cost $10, how much would 8 notebooks cost at the same rate?

• $12

• $14

• $20

• $16

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

• 8

• 12

• 10

• 14

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

• 6

• 12

• 10

• 8

A car can travel 240 miles on 8 gallons of gas. How many gallons of gas will it need to travel 360 miles?

• 12 gallons

• 10 gallons

• 8 gallons

• 15 gallons

If a painter can paint 3 rooms in 2 days, how many rooms can he paint in 10 days?

• 10 rooms

• 20 rooms

• 15 rooms

• 12 rooms