mazonaws.com/blackboa eBook Show Me How Calculator Return on investment The operating income and the amount of invested assets in each division of Conley Industries are as follows: Operating Income Invested Assets Retail Division $140,800 $640,000 Commercial Division 119,700 630,000 Internet Division 72,000 400,000 a. Compute the return on investment for each division. (Round to the nearest whole percentage.) Division Percent Retail Division % Commercial Division % Internet Division % b. Which division is the most profitable per dollar invested