Problem 7-12 Economic ordering quantity [LO7-5] Nowlin Pipe & Steel has projected sales of 12,600 pipes this year, an ordering cost of $5 per order, and carrying costs of $1.40 per pipe. a. What is the economic ordering quantity? Economic ordering quantity units b. How many orders will be placed during the year? Number of orders orders c. What will the average inventory be? Average inventory units