Any help would be appreciated!

Start of Year $ $ BALANCE SHEET (Figures in $ millions) End of Year Assets Cash and marketable securities $ 97 Receivables 2,782 Inventories 227 Other current assets 907 Total current assets 4,013 Net property, plant, and equipment 20,053 Other long-term assets 4,296 Total assets $ 28, 362 Liabilities and shareholders' equity Payables $ 2,644 Short-term debt 1,459 Other current liabilities 851 Total current liabilities 4,954 Long-term debt and leases 5,026 Other long-term liabilities 6,258 Shareholders' equity 12,124 Total liabilities and shareholders' $ 28, 362 equity 166 2,650 278 972 4,066 19,995 3,850 27,911 $ $ $ 3,120 1,613 827 5,560 5,401 6,229 10,721 tA 27,911 Here are simplified financial statements for Phone Corporation in a recent year: INCOME STATEMENT (Figures in $ millions) Net sales Cost of goods sold Other expenses Depreciation Earnings before interest and taxes (EBIT) Interest expense Income before tax Taxes (at 30%) Net income Dividends $13,900 4,460 4,197 2,758 $ 2,485 725 $ 1,760 528 $ 1,232 $ 936 BALANCE SHEET (Figures in $ millions) End of Year Assets Cash and marketable securities 97 Receivables 2,782 Start of Year 166 2,650 Calculate the following financial ratios for Phone Corporation: (Use 365 days in a year. Do not round intermediate calculations. Round your final answers to 2 decimal places.) % % % days a. Return on equity (use average balance sheet figures) b. Return on assets (use average balance sheet figures) c. Return on capital (use average balance sheet figures) d. Days in inventory (use start-of-year balance sheet figures) e. Inventory turnover (use start-of-year balance sheet figures) f. Average collection period (use start-of-year balance sheet figures) g. Operating profit margin h. Long-term debt ratio (use end-of-year balance sheet figures) i. Total debt ratio (use end-of-year balance sheet figures) j. Times interest earned k. Cash coverage ratio 1. Current ratio (use end-of-year balance sheet figures) m. Quick ratio (use end-of-year balance sheet figures) days %