Crypton Electronics has a capital structure including 45% common stock and 55% debt. A debt issue of $1000 par value, 5.5% bonds that mature in 15 years and pay annual interest will sell for $972. Common stock of firm is currently selling for $30.61 for each share and the firm expects to pay $2.28 dividend next year. Dividends have grown at the rate of 4.8% per year and are expected to continue to do so for the foreseeable future. What is Crypton's cost of capital where the firm's rate is 30%?