A retailer anticipates selling 4,000 units of its product at a uniform rate over the next year. Each time the retailer places an order for æ units, it is charged a flat fee of $50. Carrying costs are $40 per unit per year. How many times should the retailer reorder each year and what should be the lot size to minimize inventory costs? What is the minimum inventory cost? They should order units times a year. The minimum inventory cost is $

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