Use the graph to predict the number of miles the car could travel with three gallons of gas.
A line drawn through the two points would cross 3 at about 100 miles, so that is a reasonable estimate.
Use the graph to predict the number of miles the car could travel with five gallons of gas.
Where does the line from part (a) cross 5 gallons?
Use the eTool to continue graphing points by adding point to the table.
Click on the link at right for the full eTool version: CC1 7-68 HW eTool