7th Grade Math - Ratios and Proportions Quiz

Which ratio is equivalent to 3:4?

• 6:8

• 2:5

• 9:12

• Both a and c

The ratio of boys to girls in a class is 5:7. If there are 35 girls, how many boys are there?

• 25

• 30

• 40

• 50

If the ratio of blue to red marbles is 2:3, what fraction of the total marbles is blue?

• 2/5

• 3/5

• 2/3

• 3/2

A recipe calls for 2 cups of flour for every 3 cups of sugar. How much flour is needed for 9 cups of sugar?

• 3 cups

• 4 cups

• 6 cups

• 8 cups

If a map has a scale of 1 inch = 5 miles, how many miles does 3 inches represent?

• 10

• 15

• 20

• 30

A car travels 180 miles in 3 hours. What is the unit rate in miles per hour?

• 30 mph

• 45 mph

• 60 mph

• 90 mph

A grocery store sells 4 apples for $3.00. What is the price per apple?

• $0.50

• $0.75

• $1.00

• $1.25

If 6 pencils cost $2.40, what is the cost per pencil?

• $0.30

• $0.40

• $0.50

• $0.60

A machine produces 500 bottles in 2 hours. How many bottles does it produce per hour?

• 200

• 250

• 400

• 500

A runner jogs 2.5 miles in 25 minutes. What is their speed in miles per minute?

• 0.05

• 0.1

• 0.15

• 0.2