he average price of a gallon of gas in 2013 dropped $0.12 (3 percent) from $3.61 in 2012 (to $3.49 in 2013). Let's see whether these changes are reflected in the income statement of Insignia Corporation for the year ended December 31, 2013 (amounts in billions) Total Revenues Costs of Crude Oil and Products Other Operating Costs 2013 2012 $270 $289 127 51 121 54 Income before Income Tax Expense Income Tax Expense 95 39 46 Net Income $ 56 65 Required: 1-a. Compute the gross profit percentage for each year. (Round your answers to 1 decimal place.) Gross Profit Percentage 2012 55.2 % 2013 1 decimal places required 1-b. Assuming that the change from 2012 to 2013 is the beginning of a sustained trend, is Insignia likely to earn more or less gross profit from each dollar of sales in 2014? More Gross Profit Less Gross Profit 2-a. Compute the net profit margin for each year. (Round your answers to 1 decimal place.) Net Profit Margin 2012 2013 2-b. Did Insignia do a better or worse job of controlling expenses, other than the costs of crude oil and products, in 2013 relative to 2012? Better Job Worse Job ia reported average net fixed assets of $215 billion in 2013 and $156 billion in 2012. Compute the fixed asset turnover ratios for both years. (Round your answers to 2 decimal places.) Fixed Asset Turnover 2012 2013 3-b. Did the company better utilize its investment in fixed assets to generate revenues in 2013 or 2012? 4-a. Insignia reported average stockholders' equity of $205 billion in 2013 and $156 billion in 2012. Compute the return on equity ratios for both years. (Round your answers to 1 decimal place.) Return on Equity (ROE) 2012 2013 4-b. Did the company generate greater returns for stockholders in 2013 or 20121 2013 2012