Problem:

R.S. Green has 250,000 shares of common stock outstanding at a market price of $28 a share. Next year's annual dividend is expected to be $1.55 a share. The dividend growth rate is 2 percent. The firm also has 7,500 bonds outstanding with a face value of $1,000 per bond. The bonds carry a 7 percent coupon, pay interest semiannually, and mature in 7.5 years. The bonds are selling at 98 percent of face value. The company's tax rate is 34 percent.

Required:

Question: What is the firm's weighted average cost of capital?

Note: Be sure to show how you arrived at your answer.