Using the DuPont method, evaluate the effects of the following relationships for the Lollar Corporation. a. Lollar Corporation has a prot margin of 5 percent and its ROA (investment) is 13.5 percent. What is its asset turnover? b. If Lollar Corporation has a debt-to-total-assets ratio of 60 percent, what would the firms ROE be? c. What would happen to the ROE if the debt-to-total-assets ratio decreased to 40 percent