simplified financial statements for Phone Corporation in 2020:

INCOME STATEMENT
(Figures in $ millions)
Net sales	$ 13,193
Cost of goods sold	4,060
Other expenses	4,049
Depreciation	2,518
Earnings before interest and taxes (EBIT)	$ 2,566
Interest expense	685
Income before tax	$ 1,881
Taxes (at 21%)	395
Net income	$ 1,486
Dividends	$ 1,040

BALANCE SHEET
(Figures in $ millions)
	End of Year	Start of Year
Assets
Cash and marketable securities	$ 89	$ 158
Receivables	2,382	2,490
Inventories	187	238
Other current assets	867	932
Total current assets	$ 3,525	$ 3,818
Net property, plant, and equipment	19,973	19,915
Other long-term assets	4,216	3,770
Total assets	$ 27,714	$ 27,503
Liabilities and shareholders equity
Payables	$ 2,564	$ 3,040
Short-term debt	1,419	1,573
Other current liabilities	811	787
Total current liabilities	$ 4,794	$ 5,400
Long-term debt and leases	7,018	6,833
Other long-term liabilities	6,178	6,149
Shareholders equity	9,724	9,121
Total liabilities and shareholders equity	$ 27,714	$ 27,503

Calculate the following financial ratios for Phone Corporation:

Note: Use 365 days in a year. Do not round intermediate calculations. Round your final answers to 2 decimal places.

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)