Data for three business units is shown below. Determine the unknowns. (Round dollar answers to O decimal places, e.g. 5,275 and all other answers to 2 decimal places, e.g. 15.25.) Unit 1 Unit 2 Unit 3 Income $ $10,240 $14,175 Investment $65,100 $ ta $ Sales $227,850 ta $ Return on investment 32.00 % 20 % 25 % Return on sales % % % Investment turnover times 3.20 times 5.50 times