6th Grade Ratio & Proportion Problem-Solving Challenge

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

• 2 cups of flour

• 6 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?

• 30

• 15

• 25

• 20

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

• 180 miles

• 240 miles

• 300 miles

• 200 miles

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

• $3.00

• $9.00

• $6.00

• $4.50

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?

• 50 miles

• 20 miles

• 40 miles

• 100 miles

A recipe requires 3 tablespoons of oil for every 2 cups of rice. If you are making 6 cups of rice, how many tablespoons of oil do you need?

• 6 tablespoons

• 12 tablespoons

• 15 tablespoons

• 9 tablespoons

In a fruit basket, the ratio of oranges to apples is 2:3. If there are 12 oranges, how many apples are there?

• 18

• 24

• 15

• 21

A painter mixes 4 parts blue paint to 1 part white paint. If he uses 12 cups of blue paint, how much white paint does he need?

• 4 cups of white paint

• 6 cups of white paint

• 2 cups of white paint

• 3 cups of white paint

If a car can travel 240 miles on 8 gallons of gas, how many gallons are needed to travel 360 miles?

• 12 gallons

• 10 gallons

• 8 gallons

• 15 gallons

A school has a ratio of 3 teachers for every 20 students. If there are 60 students, how many teachers are there?

• 15

• 12

• 6

• 9