Mary's Auto Shop Inc. allows its divisions to operate as autonomous units. Their results for the current year were as follows: Sport Terrain City Revenues S1.700,000 $500,000 56,000,000 Current sits 230,000 40.000 410.000 Capital 870,000 660,000 1.500.000 Cureat liabilities | 100.000 100.000 500.000 Net operating income 236,000 46.000 6.000 After-tax income 168.200 36,300 484.200 Weighted average cost of capital 10% 109 Required: For each division compute to two decimal) the: 11. Return on sales in % 12. Return on investment (to two decimal) based on total assets employed in % 13. Economic value added