Proportional vs. non-proportional

Write an equation for this situation.

• y=9.75x
• y=19x
• y=19.25x
• y=9.5x

Tags

CCSS.6.EE.B.6

CCSS.6.EE.C.9

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Does the graph show a proportional relationship?

• Yes
• No

Tags

CCSS.6.EE.C.9

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Does the table show a proportional relationship?

• Yes
• No

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

What is the y-intercept for the following table and is it proportional or non-proportional?

• Proportional, y-intercept is 0
• Non-proportional, y-intercept is 0
• Proportional, slope is 0
• Non-proportional, slope is 0

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.2

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

Which best describes the graph?
y = 75x

• Proportional
• Nonproportional

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

What is the constant of proportionality (in miles per hour) based on the table?

• 45
• 90
• 135
• 2

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

What is the constant of proportionality for this table?

• 1/9
• 9
• 8

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Does this table represent a proportional or non-proportional relationship?  Why?

• It is proportional because y=5x + 1
• It is not proportional because it has a constant value in the equation. 

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.2

CCSS.8.F.A.3

CCSS.8.F.B.4

Is this a proportional equation?  Why?

• It is not proportional because it doesn't have a constant.
• It is not proportional because it doesn't have a constant rate of change.
• It is proportional because if x = 0, y = 0.
• It is proportional because it has a y intercept.

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Anna's favorite book is about Johnny Appleseed, the American pioneer who planted apple trees all across the country. Inspired by the story, Anna plants an apple seed in her backyard and tends the seed as it slowly grows into a tree.

What is the constant of proportionality from the table?

• 0

• 1

• 2

• The table is not proportional.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3