Tables Proportional Relationships

Based on the graph, Which of the following statements is TRUE?

• I drove 80 miles every 4 hours

• I drove 160 miles in an hour

• I drove 80 miles every 2 hours

• I drove 240 miles in 4 hours

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 does the point (2, 94) represent in this situation?

• Every week, they earn $94.

• After 94 weeks, they save $2.

• After 1 week, they save $47.

• After 2 weeks, they save $94.

What would the x-axis be labeled?

• Cost ($)

• Amount of Almonds (pounds)

What would the y-axis be labeled?

• Cost ($)

• Amount of Almonds (pounds)

Explain the point (1, 48)

• The car traveled 1 miles in 48 hour

• 48 cars drove for 1 hour

• The car traveled 48 miles in 1 hour

• The car traveled 48 hours in 1 mile

What is the false statement?

• 1 pound of bananas cost $2.75

• 3 pounds of bananas cost $8.25

• The point (2, 5.5) is on the graph of the proportional relationship

• The point (5, 13.50) is on the graph of the proportional relationship

Using the graph above, determine the constant of proportionality.

• k = 0

• k = 1

• k = 3

• k = 6

Write the equation for the proportional relationship.

• y = 2 x

• y = 1x

What is the equation for the graph?

• k = 2.5

• x = 2.5y

• y = 48x

• x = 48y