Mastering Ratios: Real-Life Applications & Equivalents

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

• 2:1

• 2:3

• 3:2

• 1:2

If 4 apples cost $2, how much would 10 apples cost at the same rate?

• $5.00

• $4.00

• $3.00

• $6.00

A class has 12 boys and 8 girls. What is the ratio of boys to girls in simplest form?

• 3:2

• 2:1

• 5:4

• 4:3

If a car travels 150 miles on 5 gallons of gas, what is the ratio of miles to gallons?

• 40:1

• 25:1

• 30:1

• 15:1

In a fruit basket, there are 6 oranges and 9 bananas. Are the ratios of oranges to bananas equivalent to 2:3?

• No, the ratios of oranges to bananas are equivalent to 3:2.

• No, the ratios of oranges to bananas are equivalent to 4:5.

• Yes, the ratios of oranges to bananas are equivalent to 1:2.

• Yes, the ratios of oranges to bananas are equivalent to 2:3.

A painter mixes red and blue paint in a ratio of 3:2. If he uses 9 liters of red paint, how much blue paint does he need?

• 6 liters

• 8 liters

• 4 liters

• 10 liters

A map has a scale of 1 inch to 5 miles. If two cities are 15 miles apart, how many inches apart are they on the map?

• 3 inches

• 4 inches

• 2 inches

• 5 inches

If a recipe requires 4 parts of water for every 1 part of sugar, how many parts of water are needed for 3 parts of sugar?

• 12 parts of water

• 8 parts of water

• 6 parts of water

• 10 parts of water

In a school, the ratio of teachers to students is 1:20. If there are 5 teachers, how many students are there?

• 120 students

• 50 students

• 80 students

• 100 students

A bag contains 10 red marbles and 5 blue marbles. What is the ratio of red marbles to the total number of marbles?

• 4 : 5

• 3 : 5

• 1 : 2

• 2 : 3