The following table gives abbreviated balance sheets and income statements for Walmart.

Balance Sheet (figures in $ millions)
	End of Year			Start of Year
Assets
Current assets:
Cash and marketable securities	$	6,916		$	7,027
Accounts receivable		5,774			5,995
Inventories		43,943			43,206
Other current assets		3,671			2,101
Total current assets	$	60,304		$	58,329
Fixed assets:
Net fixed assets	$	114,978		$	114,338
Other long-term assets		30,200			27,118
Total assets	$	205,482		$	199,785
Liabilities and Shareholders' Equity
Current liabilities:
Accounts payable	$	46,252		$	41,593
Other current liabilities		32,589			25,655
Total current liabilities	$	78,841		$	67,248
Long-term debt		36,985			42,178
Other long-term liabilities		11,467			12,241
Total liabilities	$	127,293		$	121,667
Total shareholders' equity		78,189			78,118
Total liabilities and shareholders equity	$	205,482		$	199,785
Income Statement (figures in $ millions)
Net sales	$	500,503		$	486,033
Cost of goods sold		373,556			361,416
Selling, general, and administrative expenses		96,141			91,933
Depreciation		10,689			10,240
Earnings before interest and taxes (EBIT)	$	20,117		$	22,444
Interest expense		2,338			2,427
Taxable income	$	17,779		$	20,017
Tax		4,600			7,006
Net income	$	13,179		$	13,011
Dividends		6,284			6,855
Addition to retained earnings	$	6,895		$	6,156

Assume a tax rate of 35%. Calculate the following using balance-sheet figures from the start of the year and Income statement figures from the end of the year:

a. Calculate the return on assets. (Enter your answer as a percent rounded to 2 decimal places.)

b. Calculate the operating profit margin. (Enter your answer as a percent rounded to 2 decimal places.)

c. Calculate the sales-to-assets ratio. (Round your answer to 2 decimal places.)

d. Calculate the inventory turnover. (Round your answer to 2 decimal places.)

e. Calculate the debt-equity ratio. (Round your answer to 4 decimal places.)

f. Calculate the current ratio. (Round your answer to 3 decimal places.)

g. Calculate the quick ratio. (Round your answer to 4 decimal places.)