Compute and Interpret Liquidity, Solvency and Coverage Ratios Balance sheets and income statements for Lockheed Martin Corporation follow. Refer to these financial statements to answer the requirements. (b) Compute total liabilities-to-equity ratios and total debt-to-equity ratios for 2012 and 2011. (Round your answers to two decimal places.) 2012 total liabilities-to-stockholders' equity = 2011 total liabilities-to-stockholders' equity = 2012 total debt-to-equity = 2011 total debt-to-equity =