1. To minimize total inventory cost, Lila should order ____ number 6 screws per order. (Please round to an integer and include no units.)
2. Based on the calculation in Question 1, Lila needs to make __ orders per year.
3. Based on the calculation in Question 2, Lila's total ordering cost is __ per year. (Please round to a whole dollar.)
4. Based on the calculation in Question 1, Lila's average inventory is ___ . (Please round to an integer and include no units.) 更多
