The table below presents the demand schedule and marginal costs facing a monopolist producer. 10 P ($) TR ($) MR ($ ) MC ( $) 0 8. 2 1 1 7.2 2 2 6.2 3 3 5 . 2 P 4 4.2 5 3.2 6 6 2.2 7 7 1. 2 8 8 0 a. Fill in the total revenue and marginal revenue columns. Instructions: Round your answers to two decimal places and include a negative sign if appropriate. Leave no cells blank. Enter O if appropriate. b. What is the profit-maximizing level of output? Instructions: Round your answer to the nearest whole number. units. c. What price will the monopolist charge for the quantity in part (b)? Instructions: Round your answer to the nearest whole number. nor unit