production planning

(2)An electrical company stocks a certain switch connector at its central warehouse for supplying field service offices. The yearly demand for these connectors is 15,000 units. The company estimates its annual holding cost for this item to be $25 per unit. The cost to place and process an order from the supplier is $75. The company operates 300 days per year, and the lead time to receive an order from the supplier is 2 working days. What is the optimal order size? (1 Points) b. What is the optimal number of days between orders? (1 Point) c. What is the average inventory on hand? (1 Points) d. What is the Reorder Point (ROP) with 2 days safety stock. (1 Point) a