Diagnostic Supplies has expected sales of 98,000 units per year, carrying costs of $5 per unit, and an ordering cost of $8 per order a. What is the economic ordering quantity? Economic ordering quantity b-1. What is the average inventory? Average inventory units b-2. What is the total carrying cost? Total carrying cost Assume an additional 70 units of inventory will be required as safety stock -1. What will the new average inventory be? Average inventory c-2. What will the new total carrying cost be? Total carrving cost