Question 7 (1 point) Calculate AAR given the following information: average revenues = $50,000; average cost of goods sold = $28,000; average administrative expenses = $5,000; average interest expense = $1,500; average tax expense = $4,650; and the average book value of the investment = $80,000. 14.56% 13.56% 15.06% 15.56% 14.06%