Proportional Relationships and Equations

Write the equation for the table given

• y = 1/3x

• y = 3x

• y = 1/2x

• x = 3y

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

• y

• x

• 14

If the constant of proportionality is 10, which of the following is the correct proportional equation?

• 10=kx

• 10=k

• y=10k

• y=10x

What is the equation for this table? Use y=kx format.

• y=0.125x

• y=8x

• y=2x

• y=5x

The data in the table represents a proportional relationship. What equation would represent this data accurately? 

The graph shows the relationship between the number of movies rented to the total cost.

Which table represents the same proportional relationship?

• 
• 
• 
• 

The equation y=5x describes a proportional relationship between x and y. What is the constant of proportionality?

• 6

• 4

• 7

• 5

What is the constant of proportionality?

• 1/3

• 3

• 6

• 1/6

What is the constant of proportionality for this table?

• 1/9

• 9

• 8

What is the constant of proportionality in the equation y = 14x ? 

• y

• x

• 14