Solving Proportions

• 9

• 12

• 18

• 1

the ratio of mammals to reptiles in the Pittsburgh Zoo is 12 to 5. if there are 72 mammals, how many reptiles are there?

Heyzzel's favorite food is Elote Loco. She needs 1/4 cup of cheese for every 2 tablespoons of chili powder. If she uses 3 cups of cheese, how many tablespoons of chili powder will she need?

On a map, if one centimeter represents 25 kilometers, how many kilometers does 7 centimeters represent?

• 175

• 185

• 200

• 220

Solve the proportion.

• 10.8

• 7.5

Solve for x 

• x = 16

• x = 28

• x = 1/26

• x = 26

Solve for x 

• x = 1/10

• x = 10

• x = 4

• x = 5

Solve for x

• 79/8

• 8/79

• 79

• 8

Solve the proportion.

• k = 5

• k = 6

• k = 60

• k = 90

Solve the proportion.

• 2.5

• 1

• 3.25

• -2.25