finance help

weighted average cost of capital   crypton electronics has a capital structure consisting of 44% common stock and 56% debt. A debt issue of 1,000 par value, 6.3% bonds that mature in 15 years and pay annual interest will sell for 974. common stock of the firm is currently selling for 30.78 per share and the firm expects to pay a 2.16 dividend next year. Dividends have grown at the rate of 4.8% per year and are expected to continue to do so for the foreseable future. What is cryptons cost of capital where the firms tax rate is 30%

cryptons cost of capital is __% round to three decimals