The United World Corporation has three subsidiaries. a.1. Compute the return on sales. (Do not round intermediate calculations. Round the final answers to 2 decimal places.) a-2. Which division has the lowest return on sales? magazines cable TV computers b-1. Compute the ROA. (Round the final answers to 2 decimal places.) b-2. Which division has the highest ROA? cable TV magazines computers c. Compute the ROA for the entire corporation. (Do not round intermediate calculations. Round the final answer to 2 decimal places.) Return on assets d. If the $3,130,000 investment in the cable TV division is sold and redeployed in the computer subsidiary at the same rate of ROA currently achleved in the computer division, what will be the new ROA for the entire corporation? (Round the final answer to 2 decimal olaces.l