9 TR MR MC Marginal Profit 50 150 1100 51 165 1400 52 180 1780 53 170 2150 54 185 2800 Question: What is the Marginal Revenue from selling the 54th unit of output? a. $ 9990 b. $ 915 O c. $ 945 O d. $ 980 e. Can't be determined with the information given QUESTION 40 At what level of output does profit maximization occur? What is the Marginal Pront at 53 units of output? O a. 615 O b.-565 O c.-720 O d. 330 e. Can't be determined with the information given QUESTION 42 What is the marginal cost for producing the 50th unit of output? a. 380 O b. 300 co d. 1100 e. Can't be determined with the information given QUESTION 43 What is the optimum selling price