Ratio Tables Equations

What are three ways to write a ratio for the amount of dogs compared to the number of cats.

• 7:11

• 11:7

• 11 to 7

• 11/7

• 12 to 7

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Write the equation for the table given

• y = 1/3x

• y = 3x

• y = 3

• x = 3y

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

Solve for x 

• x = 6

• x = 25

• x = 28

• x = 17

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

• 35

• 60

• 18

• 50