Vision Company sells optical equipment. Blitz Company manufactures special glass lenses. Vision orders 11 comma 700 lenses per year, 280 per week, at $ 38.00 per lens. Blitz covers all shipping costs. Vision earns 16% on its cash investments. The purchaseminusorder lead time is 4 weeks. Vision sells 225 lenses per week. The following data are available: Relevant ordering costs per purchase order $ 44.25 Relevant insurance, materials handling, breakage, and so on, per year $ 9.50 What is the economic order quantity for Vision?