SAT Math Review #1 - Proportions

Marcus’s favorite casserole recipe requires 3 eggs and makes 6 servings. Marcus will modify the recipe by using 5 eggs and increasing all other ingredients in the recipe proportionally. What is the total number of servings the modified recipe will make?

• 6

• 8

• 10

• 12

• 15

In a certain game, a player can solve easy or hard puzzles.  A player earns 30 points for solving an easy puzzle and 60 points for solving a hard puzzle.  Tina solved a total of 50 puzzles playing this game, earning 1,950 points in all.  How many hard puzzles did Tina solve?

• 10
• 15
• 25
• 35

Tags

CCSS.8.EE.C.8C

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Tags

CCSS.7.RP.A.2A

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Tags

CCSS.7.RP.A.2A

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Tags

CCSS.7.RP.A.2A

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Tags

CCSS.7.RP.A.2A

Solve the proportion.

• k=5
• k=3.3333333
• k=60
• k=90

Tags

CCSS.7.RP.A.2B

Solve the proportion.

• n=6
• n=24
• n=7
• n=8

Tags

CCSS.7.RP.A.2B

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

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