Determine Constant of Proportionality Graph

Is the given table a proportional relationship? If so, what is the constant of proportionality?

• Yes; X=1/3

• No

• Yes; X=3

• Yes; X=5

Tags

CCSS.7.RP.A.2B

What makes a graph proportional?

• A straight line (linear) that goes through the origin

• Linear (straight line), that does NOT go through the origin.

Tags

CCSS.7.RP.A.2D

 

Which graph shows a proportional relationship?

• 
• 
• 
• 

Tags

CCSS.7.RP.A.2D

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $200 earned for every 2 hours worked

  is the unit rate

• $500 is earned for every 8 hours worked

• $300 is earned after working 4 hours

Tags

CCSS.7.RP.A.2D

Is this graph proportional?

• Yes

• No

• Sometimes

• Both

Tags

CCSS.7.RP.A.2D

In the equation y = 14x, what is the constant of proportionality?

• x

• 14

• y

Tags

CCSS.7.RP.A.2B

Describe the two key features of the graph of a proportional relationship.

• Straight line

• Curved line

• Through the origin

• Not through the origin

Tags

CCSS.7.RP.A.2D

How much water was used in 9 minutes?

• 45

• 46

• 44

• 47

Tags

CCSS.7.RP.A.2D

Identify the constant of proportionality.

• k = 6

• k = 12

• k = 1/6

• k = 1/12

• none (not proportional)

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality of the graph above?

• 16

• 1/16

• 1

• None of the above

Tags

CCSS.7.RP.A.2D