3. Use the graph paper on the back of this page to plot the data in the table at right. Make the graph fill the page as much as possible; label the axes and choose a uniform scale for each axis. Use a ruler to draw a best-fit line, then answer the following. (Draw dotted lines on the graph showing how you find each each answer.) a. What is the density of gasoline with 11.5% additive? b. What is the percent additive in gasoline with density 0.84g/mL ? c. What is the density of pure gasoline