1. Information about the costs of Big Bob's Office Cleaning Services is given in the table below. Output, Q (offices) AFC ($) AVC ($) ATC ($) TFC ($) TVC ($) TC ($) MC ($) 1 50.00 100.00 ?????? ??????? ??????? ??????? ??????? 2 25.00 80.00 ?????? ??????? ??????? ??????? ??????? 3 16.67 66.67 ?????? ??????? ??????? ??????? ??????? 4 12.50 65.00 ?????? ??????? ??????? ??????? ??????? 5 10.00 68.00 ?????? ??????? ??????? ??????? ??????? 6 8.37 73.33 ?????? ??????? ??????? ??????? ??????? 7 7.14 80.00 ?????? ??????? ??????? ??????? ??????? 8 6.25 87.50 ?????? ??????? ??????? ??????? ??????? a. Calculate the firm's total fixed cost (TFC). Show all your work. (5 pts.) b. Calculate the firm's total variable cost (TVC). Show all your work. (5 pts.) c. Calculate the firm's total cost (TC). Show all your work. (5 pts.) d. If the firm cleans 5 offices, what is the average total cost (ATC)? Show all work. (5 pts.)

e. If the firm decides to increase its output from 6 to 7 offices cleaned, by how much will its total cost increase? In other words, what is the marginal cost (MC) of increasing output from 6 to 7 cleaned offices? Show all work. (5 pts.) f. On one large well labeled diagram, plot the firm's TC, TVC and TFC curves. (6 pts.) g. On one large well labeled diagram, plot the firm's MC, ATC and AVC curves. (6 pts.)