Suppose that the O&G Company has a petrochemical product that shows a constant annual demand rate of 3600 boxes. A box of the product costs O&G $3. Ordering costs are $20 per order and holding costs are 25% of the value of the inventory. O&G has 250 working days per year, and the lead time is 5 days. Identify the following aspects of the inventory policy:
a. Economic order quantity
b. Reorder point
c. Cycle time
d. Total annual cost