Ram Roy's firm has developed the following supply, demand, cost, and inventory data. Supply Available Demand Forecast Period Overtime Subcontract 1 Regular Time 40 35 40 15 15 5 5 50 65 2 3 15 5 55 Initial inventory Regular-time cost per unit Overtime cost per unit Subcontract cost per unit Carrying cost per unit per month 30 units $100 $150 $250 $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)