This document discusses key financial ratios and concepts for analyzing company performance. It begins by defining different types of assets and financial statements. The main body explains how to calculate common liquidity, leverage, activity, profitability, and market value ratios. It also covers using ratio analysis to evaluate trends over time and compare to peers. Additional topics covered include determining the drivers of profitability and growth, standardizing financial statements, and the DuPont identity formula for returning earnings to its components. Worked examples are provided to demonstrate calculating specific ratios and analyzing company data.