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P9-12 Tabulation Approach to Economic Order Quantity (Appendix 9A) Yales Jewelers, Inc., purchases 30,000 one-quarter-carat diamonds each year for various mount- ings. Pertinent information relating to the diamonds is given below: .. $200 Cost to carry one diamond in inventory for one year 5 Cost of placing one order to the company's supplier 40 The maximum order that the insurance company will permit is 1,500 diamonds. The mini- mum order that the supplier will permit is 300 diamonds, with all orders required to be in