Baltimore Tech INC uses 2,500 per year of a certain subassembly that has an annual holding cost of $30 per unit. Each order placed costs $140. The company operates 250 days per year and it has found that an order must be placed with the supplier 6 working days before it can expect to receive that order. For this subassembly, calculate: (a) The economic order quantity (Round answer to nearest whole number). (4 points) (b) The annual holding cost (4 points) (c) The annual ordering cost (4 points) (d) The reorder point (4 points).