Data for three business units is shown below. Determine the unknowns. (Round dollar answers to 0 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 $8,041 $14,208 Investment $65,600 $ Sales $236,160 $ 30.00 % 17 % 24 % Return on investment Return on sales % % % Investment turnover times 3.00 times 4.70 times