1.16.19 8.EEI.5 Proportional Relationships Practice-Bell Ringer

What are the main characteristics of a proportional relationship between two variables? Choose all that apply.

• The equation has a constant.

• They are linear (straight line) and also pass through the origin.

• They have a constant ratio.

• The y to x ratio is a constant of proportionality.

Does the graph show a proportional relationship?

• Yes
• No

Tags

CCSS.7.RP.A.2D

Is the graph proportional or non proportional?

• proportional
• non proportional

Tags

CCSS.7.RP.A.2D

Which of these could be a constant of proportionality.

• 20
• 40
• 2
• 80

Tags

CCSS.7.RP.A.2B

Write the equation for the table given

• y = 1/3x
• y = 3x
• y = 1/2x
• x = 3y

Tags

CCSS.5.OA.B.3

What is the constant of proportionality?

• $3
• $4
• $2
• $9

Tags

CCSS.7.RP.A.2B

Do the ratios form a proportion?

• Yes, they form a proportion.
• No, they do not form a proportion.

Tags

CCSS.7.RP.A.2A

Does the table represent a proportional relationship?

• Yes.
• No.

Tags

CCSS.7.RP.A.2A

Does the table represent a proportional relationship?

• Yes.
• No.

Tags

CCSS.7.RP.A.2A

Which equation form is proportional?

• y= Kx
• y=mx+b

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3