Return on Investment The income from operations and the amount of invested assets in each division of Shiner Industries are as follows: Income from Operations Invested Assets Retail Division $95,000 $500,000 Commercial Division 107,200 670,000 Internet Division 112,800 470,000 a. Compute the return on investment for each division. Round to the nearest whole number. Division Percent Retail Division fill in the blank 1 % Commercial Division fill in the blank 2 % Internet Division fill in the blank 3 % b. Which division is the most profitable per dollar invested?