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	$	6,846		$	6,957
Accounts receivable		5,704			5,925
Inventories		43,873			43,136
Other current assets		3,601			2,031
Total current assets	$	60,024		$	58,049
Fixed assets:
Net fixed assets	$	114,908		$	114,268
Other long-term assets		30,130			27,048
Total assets	$	205,062		$	199,365
Liabilities and Shareholders' Equity
Current liabilities:
Accounts payable	$	46,182		$	41,523
Other current liabilities		32,519			25,585
Total current liabilities	$	78,701		$	67,108
Long-term debt		36,915			42,108
Other long-term liabilities		11,397			12,171
Total liabilities	$	127,013		$	121,387
Total shareholders' equity		78,049			77,978
Total liabilities and shareholders equity	$	205,062		$	199,365
Income Statement (figures in $ millions)
Net sales	$	500,433		$	485,963
Cost of goods sold		373,486			361,346
Selling, general, and administrative expenses		96,071			91,863
Depreciation		10,619			10,170
Earnings before interest and taxes (EBIT)	$	20,257		$	22,584
Interest expense		2,268			2,357
Taxable income	$	17,989		$	20,227
Tax		4,600			7,079
Net income	$	13,389		$	13,148
Dividends		6,214			6,785
Addition to retained earnings	$	7,175		$	6,363

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.)