Ratio Rate and Proportion

• 2
• 4
• 1
• 3

For every 3 cups of rice you need 2 cups of water, if you use 12 cups of rice, how much water will you need.

• 4

• 8

• 24

• 6

What is it called when two different units are being compared?

• Rate

• Ratio

• Proportion

• Unit Rate

Find the Unit Rate.
405 rotations in 5 minutes    

• 81 rotations per minute

• 73 rotations per minute

• 18 rotations per minute

• 810 rotations in 10 minutes

Find the Unit Rate.
72 ounces for 12 servings    

• 7 ounces per serving

• 144 ounces for 24 servings

• 6 ounces per serving

• 36 ounces for 6 servings

Solve the proportion.

• k=5

• k=3.3333333

• k=60

• k=90

Solve the proportion.

• n=6

• n=24

• n=7

• n=8

In an animal shelter, the ratio of dogs to cats is 5 to 3. There are 25 dogs.  Write and solve a proportion to find the number c of cats.

• c=15

• c=18

• c=21

• c=16

Write the ratio as a fraction in simplest form.
15 girls to 6 boys   

• 5 to 2

• 5/3

• 3 to 5

• 5/2

Does the table represent a proportional relationship?

• Yes.

• No.