Assess learners' ability to recall and write formulas for common financial ratios across liquidity, profitability, solvency, efficiency, and market measures. The quiz requires naming each ratio, specifying numerator and denominator, and providing formulas for current ratio, quick ratio, debt-to-equity, return on assets (ROA), return on equity (ROE), gross and net profit margins, inventory turnover, asset turnover, and earnings per share (EPS).