Rotablade's net income was $600,000 on sales of $24 million for the year. Average assets for the year were $8 million. For the year Multiple Choice 3 00:13 o o margin was 2.5%, turnover was 2.0, and ROI was 5% o margin was 2.5%, turnover was 3.0, and ROI was 75% o C ) margin was 4%, turnover was 2.0, and ROI was 8% o margin was 4%, turnover was 3.0, and ROI was 12%