Compute the cost of capital for the firm for the following:

a. A bond that thas a $1000 par value (face value and a contract or coupon interest rate of 11 percent. Interest payments are $55 and are paid semi annually. The bonds have a current market value of $1,125 and will mature in 10 years. The firm's marginal tax rate is 34 percent.

b. A new common stock issue that paid a $1.80 dividend last year The firms dividends are expected to continue to grow at 7 percent per year, forever. The price of the firm's common stock is now $27.50

c. A preferred stock that sells for $125, pays a 9 percent dividend, and has a $100 par value.

d. A bond selling to yield 12 perecent where the firm's tax rate is 34 percent.