Question 10 Marigold Corp. recorded operating data for its auto accessories division for the year. Sales $840000 Contribution margin 200000 Total direct fixed costs 90000 Average total operating assets 400000 How much is ROI for the year if management is able to identify a way to improve the contribution margin by $50000, assuming fixed costs are held constant 11% O 40% O 28% O 63% Click if you would like to Show Work for this questioni Open Show Work Question Attempts 0 of 1 used SU