Shop Inc. allows its divisions to operate as autonomous units. Their results for the current year were as follows Revente Current assets Capital assets Current liabilities Net operating income After-tax income Weighted average cost of capital Sport $1,700,000 230.000 870,000 100,000 230,000 184000 10% Tann $800,000 40.000 660,000 100,000 40,000 32,000 10% City $6.000.000 410,000 1,590,000 500.000 600,000 480.000 10% Required For each division compute (to two decimal) the 1 Return on sales in % 2 Return on investment to two decimal) based on total assets employed in 3 Economic value added 4 Residual income based on net operating income