Quiz on Proportional Relationships

Which graph represents a proportional relationship?

• A

• B

• C

• D

Tags

CCSS.7.RP.A.2D

The graph shows the cost C in dollars of w pounds of blueberries, a proportional relationship. Select all the true statements.

• 1 pound of blueberries costs $2.75.

• 2.75 pounds of blueberries cost $1.

• 5 pounds of blueberries cost $15.50.

• 12 pounds of blueberries cost $33.

• The point (3,9) is on the graph of the proportional relationship.

Tags

CCSS.7.RP.A.2D

Andre rode his bike at a constant speed. He rode 1 mile in 5 minutes. Which of these equations represents the amount of time t (in minutes) that it takes him to ride a distance of d miles?

• t = 5d

• t = 1/5 d

• t = d + 4

• t = d - 4

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.1

CCSS.7.RP.A.2

The two lines represent the amount of water, over time, in two tanks that are the same size. Which container is filling more quickly?

• Container A

• Container B

• Both are filling at the same rate

• Cannot be determined

Tags

CCSS.7.RP.A.2D

The table shows the weights of apples at a grocery store. Complete the table so that there is a proportional relationship between the number of apples and their weight.

• 2 apples = 0.24 kg, 12 apples = 1.44 kg

• 2 apples = 0.30 kg, 12 apples = 1.80 kg

• 2 apples = 0.20 kg, 12 apples = 1.20 kg

• 2 apples = 0.25 kg, 12 apples = 1.50 kg

Tags

CCSS.7.RP.A.2A

• Yes, there is a proportional relationship.

• No, there is not a proportional relationship.

Tags

CCSS.7.RP.A.2A

A recipe for salad dressing calls for 3 tablespoons of oil for every 2 tablespoons of vinegar. The line represents the relationship between the amount of oil and the amount of vinegar needed to make salad dressing according to this recipe. The point (1,1.5) is on the line. What do the axes of the graph represent?

• X-axis: Oil, Y-axis: Vinegar

• X-axis: Vinegar, Y-axis: Oil

• X-axis: Oil, Y-axis: Water

• X-axis: Vinegar, Y-axis: Water

Tags

CCSS.7.RP.A.2D