1.【答案】D。
解析:EOD = √(2CoD/Ch) = √((2×90×2160)/12) = 180 units
知识点:EOQ (with bulk discount) (Chapter 6 Accounting for material)
2.【答案】D。
解析:(1)Reorder level = maximum usage x maximum lead time;(2)当库存过少时就会出现脱销(stock-outs);(3)safety inventories是指万一出现意外需求时所保持的库存水平。
知识点:Inventory control level (Chapter 6 Accounting for material)