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?

• 3 cups of flour

• 4 cups of flour

• 2 cups of flour

• 5 cups of flour

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

• 240 miles

• 200 miles

• 300 miles

• 180 miles

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

• 20

• 15

• 25

• 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?

• 20 miles

• 30 miles

• 15 miles

• 25 miles

A recipe requires 3 eggs for every 4 servings. How many eggs are needed for 10 servings?

• 6 eggs

• 8 eggs

• 10 eggs

• 4 eggs

If a store sells 5 apples for $3, how much would 15 apples cost?

• $9

• $15

• $12

• $6

A painter mixes blue and yellow paint in a ratio of 2:3. If he uses 10 cups of blue paint, how many cups of yellow paint does he need?

• 20 cups

• 15 cups

• 10 cups

• 5 cups

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

• 8

• 12

• 10

• 5

A car can travel 240 miles on 8 gallons of gas. How many gallons of gas are needed to travel 360 miles?

• 8 gallons

• 12 gallons

• 15 gallons

• 10 gallons

If a recipe calls for 4 cups of water for every 5 cups of rice, how much water is needed for 15 cups of rice?

• 10 cups of water

• 16 cups of water

• 12 cups of water

• 8 cups of water