For fiscal year 2017, Costco Wholesale Corporation (COST) had a net profit margin of 2.08\%, asset turnover of 3.55 , and a book equity multiplier of 3.37 . a. Use this data to compute Costco's ROE using the DuPont Identity b. If Costco's managers wanted to increase its ROE by 1.25 percentage points, how much higher would their new asset turnover need to be? c. If Costco's net profit margin fell by 1.25 percentage points, by how much would their asset turnover need to increase to maintain their ROE? a. Use this data to compute Costco's ROE using the DuPont Identity The ROE is \%. (Round to two decimal places.) b. If Costco's managers wanted to increase its ROE by 1.25 percentage points, how much higher would their new asset turnover need to be? The new asset turnover is which is ancrease of (Round to two decimal places.) c. If Costco's net profit margin fell by 1.25 percentage points, by how much would their asset turnover need to increase to maintain their ROE? The new asset turnover is which is ancrease of (Round to two decimal places.)