Griffey Junior Wear has $1,710,000 in assets and $661,000 of total debt. It reports net income of $102,000. a. What is its ROA? (Do not round intermediate calculations. Round the final answer to 1 decimal place.) Return on assets % b. What is the return on shareholders' equity? (Do not round intermediate calculations. Round the final answer to 2 decimal places.) Return on equity c. If the firm has an asset turnover ratio of 1.80 times, what is the profit margin? (Round the final answer to 2 decimal places.) Profit margin %