Seerex Wok Co. is expected to pay a dividend of $1.45 one year from today on its common shares. That dividend is expected to increase by 6.10 percent every year thereafter. If the price of Seerex common stock is $21.10, what is the cost of its common equity capital? (Round intermediate calculations to 4 decimal places, e.g 0.5212 and final answer to 2 decimal places, e.g. 15.25%.)