Tinsley, Incorporated, wishes to maintain a growth rate of 16.25 percent per year and a debt-equity ratio of .95 . The profit margin is 4.7 percent, and total asset turnover is constant at 1.07 . a. What is the dividend payout ratio? Note: A negative answer should be indicated by a minus sign. Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16 . b. What is the maximum sustainable growth rate for this company? Note: Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16