XYZ Company has an annual demand of 15,000 units. The cost of placing an order is $150. The cost to hold one unit in inventory for the complete year is $4.50. XYZ currently places five orders of 3,000 units a year. By doing so, a 10% price discount is obtained on the $10 price. The price discount is good only for orders of 3,000 units or more. Required:1. Compute the Total cost of the current purchasing plan. 2. Compute the economic order quantity (EOQ) . 3. How many orders would be places in a year. 4. Compute the Total cost if EOQ is ordered.