$ millions Operating assets Nonoperating assets Total assets Operating liabilities Nonoperating liabilities Total liabilities Total stockholders' equity Sales Net operating profit before tax (NOPBT) Nonoperting expense before tax Tax expense Net income Jan. 31, 2016 Feb. 01, 2015 $40,333 $38,223 2,216 1,723 42,549 39,946 14,918 13,427 21,315 17,197 36,233 30,624 6,316 88,519 11,774 753 4,012 7,009 9,322 Round all answers to two decimal places (ex: 0.12345 = 12.35%) a. Compute return on equity. 89.64 % b. Compute return on net operating assets (RNOA). 16.99 * % c. Use ROE and RNOA to determine the nonoperating return for the year. 29.82 % d. Disaggregate RNOA into components of profitability and productivity and show that the product of the two components equals RNOA. NOPM 30.24 * %