Here are simplified financial statements for Phone Corporation in a recent year:

INCOME STATEMENT (Figures in $ millions) Net sales $ 12,400 Cost of goods sold 3,660 Other expenses 4,137 Depreciation 2,278 Earnings before interest and taxes (EBIT) $ 2,325 Interest expense 645 Income before tax $ 1,680 Taxes (at 30%) 504 Net income $ 1,176 Dividends $ 796

BALANCE SHEET (Figures in $ millions) End of Year Start of Year Assets Cash and marketable securities $ 81 $ 150 Receivables 1,982 2,330 Inventories 147 198 Other current assets 827 892 Total current assets $ 3,037 $ 3,570 Net property, plant, and equipment 19,893 19,835 Other long-term assets 4,136 3,690 Total assets $ 27,066 $ 27,095 Liabilities and shareholders equity Payables $ 2,484 $ 2,960 Short-term debt 1,379 1,533 Other current liabilities 771 747 Total current liabilities $ 4,634 $ 5,240 Long-term debt and leases 9,010 8,265 Other long-term liabilities 6,098 6,069 Shareholders equity 7,324 7,521 Total liabilities and shareholders equity $ 27,066 $ 27,095

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.)

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)days

e.Inventory turnover (use start-of-year balance sheet figures)

f.Average collection period (use start-of-year balance sheet figures)days

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

l.Current ratio (use end-of-year balance sheet figures)

m.Quick ratio (use end-of-year balance sheet figures)