Problem Solving and Patterns: Proportional Reasoning

Solve the proportion:

• 4
• 8
• 14
• 10

Tags

CCSS.7.RP.A.2B

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

Tags

CCSS.7.RP.A.3

Josh bought a pizza with eight slices of pizza for $12. What is the cost of a slice of pizza?

• $12
• $1.50
• $3
• $1

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?

• 2.5 cups milk
• 1.75 cups milk
• 2 cups flour
• 2.25 cups milk

Tags

CCSS.7.RP.A.2A

34% of what number is 51?

• 69

• 17

• 150

• 196

Tags

CCSS.6.RP.A.3C

What is 15% of 82?

• 12.3
• 123
• 1.23

Tags

CCSS.6.RP.A.3C

A student earned an 80% on a math test that had 20 problems.  How many problems on the test did the student answer correctly?

• 20
• 4
• 16
• 12

Tags

CCSS.6.RP.A.3C

Kelly ate 3 apples. This represents 50% of the bag of apples. How many apples were originally in the bag?

• 1.5
• 3
• 6
• 9

Tags

CCSS.6.RP.A.3C

The ratio of blue marbles to white marbles in Simran's bag is equal to 1 to 2. If there are 20 blue marbles, how many white marbles are there?

• 10
• 20
• 40
• 60

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Anthony cut a piece of metal that weighed 2,700 grams. Dionee cut a piece of metal that weighed 3,200 grams. How much heavier was Dionne's piece, in kilograms?

• 0.5
• 50
• 5
• 500

Tags

CCSS.6.RP.A.3D