[The following information applies to the questions displayed below] Megamart provides the following information on its two investment centers. Compute profit margin and investment turnover for each center. Which center generates more income per dollar of sales? Which lepartment is most efficient at generating sales from average invested assets? Complete this question by entering your answers in the tabs below. Compute profit margin for each center. Which center generates more income per dollar of sales? [The following information applies to the questions displayed below] Megamart provides the following information on its two investment centers. Compute profit margin and investment turnover for each center. Which center generates more income per dollar of sales? Which department is most efficient at generating sales from average invested assets? Complete this question by entering your answers in the tabs below. Compute investment turnover for each center. Which department is most efficient at generating sales from average invested assets