3. A company has estimated net requirements for a particular part as follows:

Month 1 2 3 4 5 6 7 8 9 10 11 12 Requirements 100 10 15 20 70 250 250 250 250 40 0 100 Ordering cost associated with this part is $300. Estimated inventory carrying cost is $2 per unit per month calculated on average inventory. Currently no parts are available in inventory. The company wishes to know when and how much to order over the next 12 months.

a. Apply the economic order quantity and the part period balancing procedures to solve this problem.