McDonald's Ratios a. Acid-test ratio 2019: 2020: ($344.91+$211.03)/$6,181 = 0.09 b. Return on assets 2019: 2020: ($1377+ [$-1,224 *(1-24.74%)]/$5262.7 = 8.6% c. Return on common equity 2019: 2020: ($1,377-$-3,753)/($1377/34.4%) = 1.28% d. Earnings per share 2019: 2020: ($1377-$-3,753)/$751= $6.83 e. Gross profit margin 2019: 2020: ($19,901-$9,489)/$19,90152.32% McDonald's Ratios a. Acid-test ratio 2019: 2020: ($344.91+$211.03)/$6,181 = 0.09 b. Return on assets 2019: 2020: ($1377+ [$-1,224 *(1-24.74%)]/$5262.7 = 8.6% c. Return on common equity 2019: 2020: ($1,377-$-3,753)/($1377/34.4%) = 1.28% d. Earnings per share 2019: 2020: ($1377-$-3,753)/$751= $6.83 e. Gross profit margin 2019: 2020: ($19,901-$9,489)/$19,90152.32%