Are the Table Graph Equation in Proportion

The constant of proportionality in the equation y = ½x is _______. 

• x

• y

• 1/2

• 2

Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional

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

• Yes; 1/3

• Yes; 3

• Yes; 5

• No

What makes a graph proportional?

• Straight line

• The line goes through the origin

• Curvy line

• Straight line and the line goes through the origin

A proportional relationship can be written as an equation in the form ____ = _____  _____

• y = k+x

• y = k-x

• y = kx

• y = k/x

Determine the constant of proportionality.

• 5

• 0.2

• 1

• 1.4

Determine the missing value in the table.

• 15

• 3

• 1/3

• 9

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

The constant of proportionality can be found by finding the __________  _____________.

• unit rate

• ratio rate

• proportion answer

• rational number

Solve for x 

• x = 16

• x = 28

• x = 1/26

• x = 26