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

INCOME STATEMENT(Figures in $ millions)Net sales$12,900Cost of goods sold3,910Other expenses4,132Depreciation2,428Earnings before interest and taxes (EBIT)$2,430Interest expense670Income before tax$1,760Taxes (at 35%)616Net income$1,144Dividends$846

BALANCE SHEET(Figures in $ millions)End of YearStart of YearAssetsCash and marketable securities$86$155Receivables2,2322,430Inventories172223Other current assets852917Total current assets$3,342$3,725Net property, plant, and equipment19,94319,885Other long-term assets4,1863,740Total assets$27,471$27,350Liabilities and shareholders' equityPayables$2,534$3,010Short-term debt1,4041,558Other current liabilities796772Total current liabilities$4,734$5,340Long-term debt and leases7,7657,370Other long-term liabilities6,1486,119Shareholders' equity8,8248,521Total liabilities and shareholders' equity$27,471$27,350

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)