Ross White's machine shop uses 2,500 brackets during the course of a year, and this usage is relatively constant throughout the year. These brackets are purchased from a supplier 100 miles away for $15 each, and the lead time is 2 days. The holding cost per bracket per year is $1.50 (or 10% of the unit) and ther ordering cost per order is $18.75. There are 250 working days per year. a) What is EOQ? b)Given the EOQ, what is the average inventory? What is the annual inventory holding cost? c) In minimizing cost,how many orders would be made each year? What would be the annual ording cost? d) Given the EOQ, what is the total annual inventory cost(including purchase cost)? e) what is the time between ordes? f) what is the ROP