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Jerusalem Medical Lid., 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 Month 1 Month 2 Month 3 Month 4 Labor Regular time 245 275 280 300 Overtime 15 24 26 24 Subcontract 14 17 13 17 Demand 260 316 311 301 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 $ |(enter your response as a whole number)