6:51 Mary's Auto Shop Inc. allows its divisions to operate as autonomous units. Their results for the current year were as follows: Revenues Current assets Capital assets Current liabilities Net operating income After-tax income Weighted average cost of capital Sport $1,700,000 230,000 870,000 100,000 238,000 188,300 10% Terrain $800,000 40,000 660,000 100,000 48,000 36,300 10% City $6,000,000 410,000 1,590,000 500,000 608,000 484,300 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 %