Return on investment Net operating income Turnover Margin Sales Year 1 12% ? Year 2 36% $ 384,000 3 ? ? 2 $ 4,800,000 Del Luna Division's margin in Year 2 was 150% of the margin in Year 1. The sales for Year 2 were: $1.200,000 a. b. $3,200,000 $3,000,000 C. d. $4,800,000