QUESTION 3 10 points Save Answer Calculate the opportunity cost of capital for a firm with the following capital structure: 30% preferred stock, 50% common stock and 20% debt.The firms has a cost of debt of 7.42%, a cost of preferred stock equal to 10.71% and a 14.89% cost of common stock. The firm has a 25% tax rate. You answer should be entered as a %, for example 15.48% QUESTION 4 10 points Save Answer Which of the following reasons causes bonds to be a less expensive form of capital for a public firm than the issuance of common stock? Bondholders... c. receive greater returns than common stockholders. b. have prior voting rights over common stockholders. a. bear less risk than common stockholders bear. O b. and c. O a. and c. d. investors pay a lower tax rate on bond interest