Company X has a turnover of 12,000,000. The result after financial items is 2 500 000. Financial income amounts to 370,000 and the financial expenses amount to 288,000. The company's fixed assets amount to 8,500,000 and current assets to 3,100,000. These assets are funded with 4,000,000 in equity and 2,200,000 in current liabilities and 5,400,000 in long-term liabilities. What is the company's average interest rate, debt / equity ratio and return on equity?