Math Ratios Proportions

Norshaura has a recipe that requires 3/4 teaspoons of butter for every 2 cups of milk. If Norshaura uses 3 cups of milk, how many teaspoons of butter are needed?

• 1 1/8 teaspoons

• 1/2 teaspoons

• 1 3/8 teaspoons

• 7/8 teaspoons

Tags

CCSS.7.RP.A.1

The ratio of dogs to cats at the animal shelter is 4:1. If there are a total of 85 dogs and cats at the shelter, how many dogs are at the shelter?

• 17 dogs

• 51 dogs

• 68 dogs

• 72 dogs

Mrs. Watson wants to purchase some apples. She compared prices from several different online grocers. Which grocer's price table is based on a constant unit price?

• Groceries 2 U

• The Dotted Grocer

• The Market

• Web Grocer

Tags

CCSS.7.RP.A.2B

The price of peaches at Ethan's supermarket can be determined by the equation p=0.28n, where P is the price and n is the number of pounds of peaches. What is the constant of proportionality?

• $0.56/2 pounds

• $1/pound

• $0.28/pound

• $1.50/3 pounds

• There is no constant of proportionality because the price of peaches is not directly proportional to the weight of the peaches.

Tags

CCSS.7.RP.A.2B

If the ratio of boys to girls in a class is 3:4, how many boys are there if there are 20 girls?

• 15

• 25

• 10

• 30

• 4

• 6

• 8

• 10

Tags

CCSS.7.RP.A.2B

Which table shows a proportional relationship between x and y?

• A

• B

• C

• D

Tags

CCSS.7.RP.A.2A

The graph shows the relationship between the cost of peaches and plums, and the number of pounds purchased. Which of the following statements are true? (Select all the true statements)

• The unit cost of peaches is greater than the unit cost of plums.

• The unit cost of plums is greater than the unit cost of peaches.

• The cost of peaches and plums is not proportional to the purchased.

• The cost of peaches and plums is proportional to the weight purchased.

Tags

CCSS.7.RP.A.2D

Elisa solved 40 arithmetic problems in 2.5 minutes. Which of the following best represents her unit rate?

• 2.5 problems per minute

• 8 problems per minute

• 16 problems per minute

• 40 problems per minute

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which rate is NOT equivalent to the others?

• 4 for $1.00

• 6 for $1.50

• 10 for $2.00

• 12 for $3.00

Tags

CCSS.6.RP.A.3B