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

• 3 cups of flour

• 5 cups of flour

• 4 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?

• 20

• 15

• 25

• 30

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

• 300 miles

• 200 miles

• 240 miles

• 180 miles

If 3 apples cost $1.50, how much would 12 apples cost?

• $9.00

• $6.00

• $4.50

• $3.00

A map shows that 1 inch represents 10 miles. If two cities are 4 inches apart on the map, how far apart are they in real life?

• 100 miles

• 60 miles

• 20 miles

• 40 miles

A gardener uses 2 liters of water for every 5 plants. How much water is needed for 15 plants?

• 8 liters

• 6 liters

• 4 liters

• 10 liters

In a school, the ratio of teachers to students is 1:15. If there are 300 students, how many teachers are there?

• 25

• 30

• 20

• 15

A recipe requires 4 eggs for every 2 cups of milk. If you have 12 eggs, how many cups of milk can you use?

• 4 cups of milk

• 8 cups of milk

• 10 cups of milk

• 6 cups of milk

A car can travel 240 miles on 6 gallons of gas. How many gallons of gas are needed to travel 360 miles?

• 9 gallons

• 6 gallons

• 15 gallons

• 12 gallons

If a pack of 10 pencils costs $3, how much would 25 pencils cost?

• $4.50

• $5.00

• $10.00

• $7.50