I asked this question before, but did not receive a clear answer. Here are the full conditions of the problem: 2011 2010 2009 2008 2007 Current Ratio 2.80 2.43 2.36 2.10 2.00 Quick ratio 2.03 1.93 1.82 1.61 1.47 Day's Sales in Receivables 61 58 54 42 35 Inventory Turnover 4.2 4.1 4.1 3.9 3.7 Debt Ratio 0.48 0.50 0.49 0.47 0.47 Times Interest Earned 4.6 4.8 5.9 5.7 6.0 Sales as a % of 2007 Sales 146% 123% 112% 106 % 1000% Net income as a % of 2007 income 131% 120% 110% 106% 100% Gross Profit Margin 38/5% 38.8% 38.9% 40% 39.7% Operating Expenses to Net Sales 11.4% 11.3% 11.5% 11.4% 11.7% Net Profit Margin 7.6% 8.6% 8.9% 9.4% 9.3% Return on Total Assets 9.4% 9.6% 9.6% 10% 10.7% How do I find ROE from these data? A ton of thanks for any help :)