This document discusses financial ratio analysis and various types of ratios used to analyze companies. It provides definitions and formulas for current ratio, quick ratio, stock turnover ratio, debtors turnover ratio, creditors turnover ratio, working capital turnover ratio, debt-equity ratio, proprietary ratio, net profit ratio, operating profit ratio, return on investment ratio, and capital gearing ratio. These ratios are used to analyze different aspects of a company's financial health and performance, including liquidity, activity, solvency, profitability, and leverage. The document also notes some limitations of ratio analysis.