Vision Company Sells Optical Equipment

Multiple Choice

Vision Company sells optical equipment.Blitz Company manufactures special glass lenses.Vision orders 11,700 lenses per year,260 per week,at $38 per lens.Blitz covers all shipping costs.Vision earns 22% on its cash investments.The purchase-order lead time is 4.0 weeks.Vision sells 315 lenses per week.The following data are available:

What is the economic order quantity for Vision?

A) 439 lenses
B) 356 lenses
C) 276 lenses
D) 195 lenses