Mastering Ratios and Rates: Real-Life Applications

A recipe calls for 2 cups of flour for every 3 cups of sugar. What is the ratio of flour to sugar?

• 4:3

• 1:2

• 3:2

• 2:3

If a car travels 150 miles in 3 hours, what is the rate of speed in miles per hour?

• 100 miles per hour

• 50 miles per hour

• 75 miles per hour

• 30 miles per hour

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

• 20

• 15

• 30

• 25

A fruit stand sells apples at a rate of $2 for 3 apples. How much would 9 apples cost?

• $4

• $3

• $6

• $8

If a recipe requires 1/2 cup of oil for every 2 cups of rice, what is the ratio of oil to rice?

• 1:4

• 1:5

• 1:3

• 1:2

A bike travels 60 miles in 2 hours. What is the bike's speed in miles per hour?

• 50 miles per hour

• 30 miles per hour

• 20 miles per hour

• 40 miles per hour

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

• 25

• 20

• 30

• 15

A car uses 4 gallons of gas to travel 100 miles. What is the rate of miles per gallon?

• 25 miles per gallon

• 15 miles per gallon

• 30 miles per gallon

• 20 miles per gallon

If a store sells 5 pencils for $1.25, what is the cost of 20 pencils?

• $2.50

• $5.00

• $3.75

• $6.25

The ratio of cats to dogs in a shelter is 3:2. If there are 12 cats, how many dogs are there?

• 6

• 8

• 10

• 4