Straight Line Equation and Proportion

Solve the proportion:

• 4

• 8

• 14

• 10

In order for a graph to represent a proportional relationship, the line must be straight and go through the _________.

• y-axis

• origin

• x-axis

• 1st quadrant

How much water was used in 9 minutes?

• 45

• 46

• 44

• 47

y=kx.  What does the k represent?

• constant of proportionality

• multiplier

• scale factor

• all of these are correct

Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

What is the equation?

• y=x/4

• y=4x

• y= x + 4

• y = x - 4

Solve the proportion.

• q=2

• q=9

• q=4.5

• q=6

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 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