Supermart provides the following information on its two investment centers. Investment Center Sales Income Electronics Sporting Goods $ 80,000,000 40,000,000 $ 5,760,000 4,080,000 Average Assets $ 32,000,000 24,000,000 Required: 1. Compute return on investment for each center. 2. Assuming a target income of 12% of average assets, compute residual income for each center