Interpreting Proportional Relationships With Graph

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

• y

• x

• 14

• y=14

What is the constant of proportionality? Remember to simplify your answer.

• k=5

• k=6

• k=30

• k=1

What is the formula for a proportional relationship?

• y=kx

• y=k/x

• z=ykx

• y=ky

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

• $62.50 is earned for every hour worked

• $300 is earned after working 4 hours

Find the constant of proportionality in the graph below.

• 9

• 4.5

• 3

• 1.5

Is the graph proportional or non proportional?

• proportional

• non proportional

Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional

Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

• both

• neither

The graph shows the amount of money that Terrance saves each week from his lawn moving job. Which best represents the constant of proportionality?

• (0, 0)

• (1, 200)

• (200, 1)

• (2, 200)

Which shows a proportional relationship?

• y = 1/2x - 1/2

• y = 1/2x

• y = 2x - 2

• y = 2x + 2