Constant and Proportionality

Which of the following is the correct formula for finding the constant of proportionality?

The point (0, 0) is called the origin.

• True
• False

Which of the tables above represents a proportional relationship?

• a & c
• a, b & c
• a, c & d
• all of them

What is the constant of proportionality for the table above?

• 2
• 1/2
• 3
• None of the above

The constant of proportionality is also the unit rate.

• True
• False

What is the constant of proportionality of the graph above? (Use the point given to help)

• 0

• 1/6

• 60

• 10

What is the constant of proportionality of the graph above?

• 16
• 1/16
• 1
• None of the above

The constant of proportionality for the graph above is 1.

• True
• False

In the graph above, the x-axis represents the number of downloads.

• True
• False

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

• True
• False