Sidman Products's common stock currently sells for $75 a share. The firm is expected to earn $8.25 per share this year and to pay a year-end dividend of $2.80, and it finances only with common equity. a. If investors require an 11% return, what is the expected growth rate? Do not round intermediate calculations. Round your answer to two decimal places. % b. If Sidman reinvests retained earnings in projects whose average return is equal to the stock's expected rate of return, what will be next gear (1 - Payout ratio)ROE). Do not round intermediate calculations. Round your answer to the nearest cent. \$ per share