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 computeCostco's ROE using the DuPont Identity

b. IfCostco's managers wanted to increase its ROE by 1.10 percentagepoints, how much higher would their new asset turnover need tobe?

c. IfCostco's net profit margin fell by 1.10 percentagepoints, by how much would their asset turnover need to increase to maintain theirROE?

a. Use this data to computeCostco's ROE using the DuPont Identity

The ROE is

nothing

%. (Round to two decimalplaces.)

b. IfCostco's managers wanted to increase its ROE by 1.10 percentagepoints, how much higher would their new asset turnover need tobe?

The new asset turnover is

nothing

, which is an increase of

nothing

. (Round to two decimalplaces.)

c. IfCostco's net profit margin fell by 1.10 percentagepoints, by how much would their asset turnover need to increase to maintain theirROE?

The new asset turnover is

nothing

, which is an increase of

nothing

. (Round to two decimalplaces.)