Ram Roy's firm has developed the following supply, demand, cost, and inventory data. . Supply Available Period 1 Regular Time 30 35 30 Overtime 15 15 15 Subcontract 5 5 5 Demand Forecast 40 55 45 2 3 Initial inventory Regular-time cost per unit Overtime cost per unit Subcontract cost per unit Carrying cost per unit per month 20 units $100 $150 $200 $6 Assume that the initial inventory has no holding cost in the first period and backorders are not permitted. Allocating production capacity to meet demand at a minimum cost using the transportation method, the total cost is $ (enter your response as a whole number)