Clean Industries sells pressure washers for cleaning. The following information has been gathered for the pressure washers they sell: Annual demand 800 units Purchase price per unit $320 Orders per year 10 Average daily demand 2.5 units Lead time in days 10 Cost of placing an order $40 Relevant insurance, handling. etc costs $8 Required return 10% Required: Submit your written answers from the multi-choice question in the Excel Workbook or complete your work in the space provided here for Clean Industries. Each correctly written multi-choice response is worth 3 marks. (Suggested time for Clean Industries = 15 minutes)