Proportional Reasoning: Cross-Multiplication Challenge

A recipe calls for 2 cups of flour for every 3 cups of sugar. If you have 8 cups of sugar, how many cups of flour do you need?

• 6 cups of flour

• 5.33 cups of flour

• 4 cups of flour

• 3 cups of flour

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

• 200 miles

• 300 miles

• 180 miles

• 240 miles

If 4 notebooks cost $12, how much would 10 notebooks cost?

• $36

• $15

• $30

• $24

A map shows that 2 inches represent 50 miles. How many miles does 5 inches represent?

• 125 miles

• 150 miles

• 100 miles

• 75 miles

If a 12-ounce bottle of juice costs $3, how much would 20 ounces cost?

• $4

• $5

• $6

• $7

A school has a ratio of 3 teachers for every 15 students. If there are 45 students, how many teachers are there?

• 6 teachers

• 15 teachers

• 9 teachers

• 12 teachers

If 6 apples cost $3, how much do 10 apples cost?

• $5.00

• $2.50

• $6.00

• $4.00

A recipe requires 1/4 cup of oil for every 2 cups of flour. How much oil is needed for 6 cups of flour?

• 1/2 cup of oil

• 1 cup of oil

• 2 cups of oil

• 3/4 cup of oil

If a car can travel 240 miles on 8 gallons of gas, how far can it go on 12 gallons?

• 360 miles

• 480 miles

• 240 miles

• 300 miles

A store sells 5 pounds of oranges for $10. How much would 8 pounds cost?

• $14

• $16

• $12

• $20