7th Gr. Unit 2 Test - Introducing Proportional Relationships

True or False: A proportional relationship on a graph MUST start at (0,0)

• True

• False

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 cost $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 8 minutes. Which of these equations represents the amount of time t (in minutes) that it takes him to ride a distance of d miles?

• $t\ =\ 8d$

• $t\ =\ \frac{1}{8}d$

• $t\ =\ d+6$

• $t\ =\ d-6$

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? Explain how you know.

• Container A is filling up less than Container B

• Container B is filling up more than Container A

• Container B is filling up less than Container A

Tags

CCSS.7.RP.A.2D

5 apples weigh 0.60 kilograms.  What is the weight of 1 apple?

• 0.10

• 0.15
  

• 0.20

• 0.25

Tags

CCSS.6.NS.B.3

The equation $F\ =\ \frac{9}{5}C\ +\ 32$ relates temperature measured in degrees Celsius, C, to degrees Fahrenheit, F. Is there is a proportional relationship between C and F?  

• Yes, there is a proportional relationship between C and F.

• No, there is not a proportional relationship between C and F.

• There is not enough information to determine if there is a proportional relationship between C and F.

Tags

CCSS.7.RP.A.2A