Apply DuPont Disaggregation of ROE Selected balance sheet and income statement information for Home Depot follows.

$ millions	Jan. 31, 2016	Feb. 01, 2015
Operating assets	$40,683	$38,573
Nonoperating assets	2,266	1,773
Total assets	42,949	40,346
Operating liabilities	15,043	13,552
Nonoperating liabilities	21,275	17,157
Total liabilities	36,318	30,709
Total stockholders' equity	6,631	9,637
Sales	89,234
Net operating profit before tax (NOPBT)	12,124
Nonoperting expense before tax	803
Tax expense	4,001
Net income	7,320

Round answers to two decimal places (ex: 0.12345 = 12.35%)

a. Compute ROE and disaggregate the ratio into its DuPont components of ROA and financial leverage. ROE: Answer

% ROA: Answer% Financial leverage: Answer

b. Disaggregate ROA in to profitability and productivity components. Profit margin Answer

% Asset turnover Answer