Proportional Relationship from an Equation

The table shows the weight in pounds of objects on earth compared to objects on the moon.  If an object on earth weighs 42 lbs, what is its weight on the moon?

• 7 lbs

• 12 lbs

• 84 lbs

• 252 lbs

The graph above shows the price of games in dollars.  Is the graph proportional and how do you know?

• The graph is proportional  because it is linear.

• The graph is proportional because it is linear and passes through the origin.

• The graph is not proportional because it does not pass through the origin.

• The graph is not proportional because it is not linear and it does not pass through the origin.

What is the constant of proportionality based on the table above?

• 1/75

• 75

• 1

• 0

The time in minutes it takes a sloth to move a certain distance in feet is shown in the graph above.  How far can a sloth move in 5 minutes?

• 1 foot

• 10 feet

• 20 feet

• 30 feet

Determine the unit rate from the table above given the distance in leagues, x, and the distance in miles, y.

• k = 1/3

• k = 3

• k = 6

• k = 1

What is the constant of proportionality?

• $3

• $4

• $2

• $9

Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

• both

• neither

This is a table with a proportional relationship between A and B.  Find the missing value of B. 

• 33

• 44

• 32

• 48

Which of the following is an equation to represent this proportional relationship?

• y=15x

• x=15y

• y=3x

• x=3y

What is the constant of proportionality for this table?

• 1

• 6

• 3

• 12