Profit Margin, Investment Turnover, and ROI Briggs Company has operating income of $51,264, invested assets of $267,000, and sales of $427,200. Use the DuPont formula to compute the return on investment. If required, round your answers to two decimal places. a. Profit margin % b. Investment turnover c. Return on investment % Support Department Allocations The centralized computer technology department of Hardy Company has expenses of $113,400. The department has provided a total of 4,200 hours of service for the period. The Retail Division has used 3,444 hours of computer technology service during the period, and the Commercial Division has used 756 hours of computer technology service. How much should each division be allocated for computer technology department services? Do not round interim calculations. Retail Division Commercial Division