Graph these cost behaviour patterns over a relevant range of 0-10,000 units: a. Variable expenses of $6 per unit b. Mixed expenses made up of fixed costs of $15,000 and variable costs of $3 per unit c. Fixed expenses of $20,000 Requirement a. First let's draw the graph for "a". (Use the line tool button displayed below to draw the graph.) a. a (Use the line tool to graph the lines.) 100 90 80- 70 60- Click to enlarge graph Cost (thousands) 50- 40- Click to enlarge graph 30- 20 10 o+ 0 2 10 4 6 8 Volume (thousands) Requirement b. Now draw the graph for "b". (Use the line tool button displayed below to draw the graph.) Click to enlarge graph b 1007 90 80 704