permitted. Minimizing cost using the transportation method, the optimal cost is $ (enter your response as a whole number)

Jerusalem Medical Ltd., an Israeli producer of portable kidney dialysis units and other medical products, develops a 4-month aggregate plan. Demand and capacity (in units) are forecast as follows: Capacity Source Labor Regular time Overtime Subcontract Demand Month 1 245 15 12 260 Month 2 265 28 17 310 Month 3 300 26 13 331 Month 4 300 28 15 305 The cost of producing each dialysis unit is $985 on regular time, $1,310 on overtime, and $1 ,600 on a subcontract. Inventory carrying cost is $100 per unit per month. There is to be no beginning or ending inventory in stock and backorders are not permitted. Minimizing cost using the transportation method, the optimal cost is $11 (enter your response as a whole number).