please solve all 4 question with exact amount.

Question 1 a) Suppose the demand of a product in a retail store is 20000 per year and it occurs at a constant rate. Placement of an order of this product to an outside supplier by the store is $180. The super market authority has calculated the inventory holding cost per unit per year as 95 cents. Assuming no occurrence of shortages of the product. i. Find the minimal order quantity of the product from the outside supplier if the product cannot be sold during production. ii. The minimal number of orders per year and the cycle time of a lot iii. The annual minimal total cost of ordering an EOQ and its inventory holding, iv. If the lead time of delivering a lot is 5 days, what is the reorder point