Benton Industries stock has a beta of 1.25. The company just paid a dividend of $.40, and the dividends are expected to grow at 5 percent per year. The expected return on the market is 12 percent, and Treasury bills are yielding 6.4 percent. The current price of the company's stock is $81. a. Calculate the cost of equity using the DDM method. (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) b. Calculate the cost of equity using the SML method. (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) a. DDM method % b. SML method %