and this last question which is below the answer 30.00% is also not correct i tried it

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 $ 14,000 4,510 4,212 2,788 $ 2,490 730 $ 1,760 528 $ 1,232 $ 946 BALANCE SHEET (Figures in $ millions) End of Year Start of Year Assets Cash and marketable securities Receivables Inventories Other current assets Total current assets Net property, plant, and equipment Other long-term assets Total assets 98 2,832 232 912 $ 4,074 20,063 4,306 $ 28,443 $ 167 2,670 283 977 $ 4,097 20,005 3,860 $ 27,962 $ 28,443 $ 27,962 Total assets Liabilities and shareholders' equity Payables Short-term debt Other current liabilities Total current liabilities Long-term debt and leases Other long-term liabilities Shareholders' equity Total liabilities and shareholders' equity $ 2,654 1,464 856 $ 4,974 4,777 6,268 12,424 $ 28,443 $ 3, 130 1,618 832 $ 5,580 5,222 6,239 10,921 $ 27,962 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.) X Answer is complete but not entirely correct. a. 10.55 % b. 6.18 % C. 10.45 % d. days Return on equity (use average balance sheet figures) Return on assets (use average balance sheet figures) Return on capital (use average balance sheet figures) Days in inventory (use start-of-year balance sheet figures) Inventory turnover (use start-of-year balance sheet figures) Average collection period (use start-of-year balance sheet figures) Operating profit margin Long-term debt ratio (use end-of-year balance sheet figures) Total debt ratio (use end-of-year balance sheet figures) 22.90 15.93 e. f. 69.61 days 8.80 % g. h. i. 0.17 0.56 Keller Cosmetics maintains an operating profit margin of 3% and asset turnover ratio of 5. a. What is its ROA? (Round your answer to 2 decimal places.) Answer is complete and correct. ROA 15.00 % b. If its debt-equity ratio is 1, its interest payments and taxes are each $9,900, and EBIT is $29,500, what is its ROE? (Do not round intermediate calculations. Round your answer to 2 decimal places.) X Answer is complete but not entirely correct. ROE 18.00 X %