Answer all three questions please!!

8. A company stocks part A that has a weekly demand of 600 units. Due to competition only one stockout per year is permitted. Assume the standard deviation within the lead-time is 100. The current order quantity is 2500 units. Lead time is 4 weeks. Given this, what is: The re-order point? b. The average inventory? The safety stock level? a. c. 9. Part A has a unit cost = $20, annual carrying charge = 9%, annual demand = 3,000 units, and ordering cost = $20 per order. What is the EOQ? a. 10. Smith Inc. maintains an inventory of part A. The average demand is 1248/year. A safety stock of 30 is kept. The current lead -time from the supplier is 3 days. Every 10 days, the current inventory level is checked and ordered. Today is the day a new order is to be placed, and the current inventory is 138. What is the target inventory level? b. How much should be ordered today? a. 8. A company stocks part A that has a weekly demand of 600 units. Due to competition only one stockout per year is permitted. Assume the standard deviation within the lead-time is 100. The current order quantity is 2500 units. Lead time is 4 weeks. Given this, what is: The re-order point? b. The average inventory? The safety stock level? a. c. 9. Part A has a unit cost = $20, annual carrying charge = 9%, annual demand = 3,000 units, and ordering cost = $20 per order. What is the EOQ? a. 10. Smith Inc. maintains an inventory of part A. The average demand is 1248/year. A safety stock of 30 is kept. The current lead -time from the supplier is 3 days. Every 10 days, the current inventory level is checked and ordered. Today is the day a new order is to be placed, and the current inventory is 138. What is the target inventory level? b. How much should be ordered today? a