Robinson Company manufactures the following products: - EO91, F054 and NO20. All three products use the same machine and machine time is limited to 600 hours per month. The table below shows information relating to each product. Product Monthly Demand Machine hours per Selling price per unit Variable cost per unit unit E091 50 units $50 $20 FO54 40 units 6 $40 $16 NO20 60 units 8 $46 $24 What combination of products should Robinson Company produce if it wishes to have the highest profit? i) Units of E091: units ( ) hours ii) Units of FO54: units ( ) hours iii) Units of NO20: units ( ) hours