11/02 POST

Solve the following ratio problem: If there are 12 boys and 18 girls in a class, what is the ratio of boys to girls?

• 1:2

• 4:5

• 2:3

• 3:2

Calculate the unit rate: A car travels 240 miles in 4 hours. What is the unit rate in miles per hour?

• 10 miles per hour

• 30 miles per hour

• 120 miles per hour

• 60 miles per hour

Solve the following ratio problem: In a recipe, the ratio of flour to sugar is 3:2. If you need 6 cups of flour, how many cups of sugar do you need?

• 4

• 2

• 6

• 0

Calculate the unit rate: For $15, a store sells 5 cans of soda. What is the unit rate in dollars per can?

• $0.33

• $1.25

• $3.00

• $2.50

Solve the following ratio problem: The ratio of red marbles to blue marbles in a jar is 5:3. If there are 20 red marbles, how many blue marbles are there?

• 12

• 15

• 8

• 25