need 9 and 10

9. A firm has $2,100,000 in assets and $715,000 in debt with a net income of $170,000. What is the firm's return on assets and return on stockholders' equity? 10. A firm has total assets of $1,800,000 and current assets of $690,000. Its fixed assets are turned over three times per year, and it has $360,000 of debt. Return on sales is 9%. What is its return on stockholders' equity