Solving Proportional Problems: Grade 7 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?

• 4 cups of flour

• 5.33 cups of flour

• 6 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?

• 300 miles

• 200 miles

• 180 miles

• 240 miles

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

• $36

• $24

• $30

• $15

A map shows that 1 inch represents 20 miles. If two cities are 3 inches apart on the map, how far apart are they in real life?

• 40 miles

• 100 miles

• 80 miles

• 60 miles

A gardener uses 3 liters of water for every 5 plants. How much water is needed for 15 plants?

• 6 liters

• 15 liters

• 12 liters

• 9 liters

If a train travels 120 miles in 2 hours, how far will it travel in 5 hours at the same speed?

• 240 miles

• 180 miles

• 150 miles

• 300 miles

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

• 1.5 cups of oil

• 2 cups of oil

• 1 cup of oil

• 3 cups of oil

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

• $2.50

• $5.00

• $6.00

• $4.00

A car can travel 300 miles on 10 gallons of gas. How many gallons are needed to travel 450 miles?

• 10 gallons

• 20 gallons

• 25 gallons

• 15 gallons

If a school has 240 students and the ratio of boys to girls is 3:5, how many girls are there?

• 120

• 180

• 200

• 150