Review Proportional Relationship

Does the table represent a proportional relationship?

• yes
• no

Which value would make this a proportional relationship?

• 9

• 10

• 12

• 13

What is the constant of proportionality of the relationship represented by the table above?

• 75
• 0.013
• 1/75
• None of the above

Which equation represents a proportional relationship?

• y = x + 3
• y = x - 9
• y = 7x
• y = 4x + 1

Sherry can buy 4 pounds of oranges for $18.  Write the equation to represent the cost, y, for x oranges.

• y = 4.5x
• y = 72x
• y = 2/9 x
• y = 4x

Which equation DOES NOT represent a proportional relationship?

• y = 11x
• y = x/4
• y = 1/2 x
• y = x + 3

According to the graph above, 5 bags of luggage weighs 150 pounds.

• True
• False

Using the graph above, determine the constant of proportionality.

• k = 0
• k = 1
• k = 3
• k = 6

What is the meaning of point A.

• It will cost $60 for 6 hours of electricity.

• It will cost $6 for 60 hours of electricity.

• It will cost $60 for 1 hour of electricity.

• It will cost $60 for 7 hours of electricity.

Does the table represent a proportional relationship?

• yes
• no