Evaluating Turnover and Nontraditional Efficiency Ratios Across Industries The following information is taken from publicly traded retailers. The data come from the balance sheet, income statement, and Item 2 on the companies Form 10K filings. Use the information to answer the requirements.

			Average	Retail SQ	# of
$ millions	Revenue	COGS	Inventory	Footage (000s)	Stores
Autozone	$11,782	$4,902	$4,109	41,066	6,202
Costco	148,655	121,715	10,959	110,700	762
Home Depot	113,613	71,043	14,004	237,700	2,287
Lowes	74,874	48,396	12,576	209,000	2,015
OReilly	10,013	4,237	3,257	38,455	5,219
Walmart	537,315	374,623	46,227	1,129,000	11,361

Required a. Compute the days inventory outstanding (DIO) for each company. Note: Do not round until your final answer; round your final answer to the nearest whole day.

	DIO
AUTOZONE	Answer	days
COSTCO	Answer	days
HOME DEPOT	Answer	days
LOWE'S	Answer	days
O'REILLY	Answer	days
WALMART	Answer	days

b. Compute the gross profit margin for each company. Note: Round percentage to one decimal place (for example, enter 6.7% for 6.6555%).

	DIO
AUTOZONE	Answer
COSTCO	Answer
HOME DEPOT	Answer
LOWE'S	Answer
O'REILLY	Answer
WALMART	Answer

c. Compute the following two nontraditional efficiency metrics: Revenue per square foot and Revenue per store. Note: Round your answers to two decimal places (for example, enter 6.78 for 6.77555).

	Revenue per SF	Revenue per store
AUTOZONE	Answer	Answer
COSTCO	Answer	Answer
HOME DEPOT	Answer	Answer
LOWE'S	Answer	Answer
O'REILLY	Answer	Answer
WALMART	Answer	Answer