Compute, Disaggregate, and Interpret RNOA of Competitors Halliburton and Schlumberger compete in the oil field services sector. Refer to the following 2018 financial data for the two companies to answer the requirements. HAL SLB $29,994 $41,019 816 533 1,988 2,612 $ millions Total revenue Pretax net nonoperating expense Net income Average operating assets Average operating liabilities Marginal tax rate Return on equity 81,403 28,033 7,360 22% 20,624 19% 18.56% 5.86% a. Compute return on net operating assets (RNOA) for each company. b. Disaggregate RNOA into net operating profit margin (NOPM) and net operating asset turnover (NOAT) for each company. Do not round until your final answer. Round answers to two decimal places (percentage example: 0.12345 = 12.35%). HAL SLB RNOA 0 % 0 % NOPM % 0 % NOAT 0 0