Urgent

Question 5: (12 pts) A company stocks an item that is consumed at the rate of 14400 units per year. It costs the company $50 each time an order is placed. An inventory unit held in stock for a year will cost $2.5. The company works 360 days per year. Calculate: 1- The optimal demand quantity per order? (2 pts) (2 pts) 2- The total annual inventory cost? 3- The number of orders per year? (2 pts) 4- The period between two consecutive orders? (3 pts) 5- If the lead time is 3 days and we should have a safety stock of 10 units, find the reordering point (ROP)? (3 pts)