Required information [The following information applles to the questions displayed below.] Megamart, a retailer of consumer goods, provides the following information on two of its departments (each considered an investment center). Compute profit margin and investment turnover for each department. Which department generates the most net income per dollar of sales? Which department is most efficlent at generating sales from average invested assets? Complete this question by entering your answers in the tabs below. Compute profit margin for each department. Which department generates the most net income per dollar of sales