The income from operations and the amount of invested assets in each division of Beck Industries are as follows: Invested Income from Operations Assets Retail Division $5,400,000 $30,000,000 Commercial Division 6,250,000 25,000,000 Internet Division 1,800,000 12,000,000 a. Compute the return on investment for each division. Division Percent Retall Division % Commercial Division % Internet Division % b. Which division is the most profitable per dollar invested