Atlas Steel Company produces three grades of steel: high, good, and regular grade. Each of these products (grades) has high demand in the market, and Atlas is able to sell as much as it can produce of all three. The furnace operation is a bottleneck in the process and is running at 100% of capacity. Atlas wants to improve steel operation profitability. The variable conversion cost is $12 per process hour. The fixed cost is $410,000.