all are one question, first one i need solutions but the rest i need answers not solutions. Thanks

Question 36 (9 points) Listen Answer the following multi-choice question(s) using the information below: 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 days 10 Cost of placing an order $40 Relevant insurance, handling, etc costs Required return 10% Required: Submit your written answers from the multi-choice question here for Clean Industries. Each correctly written multi-choice response is worth 3 marks. $8 Required: For Clean Industries, what are the annual ordering costs for the pressure washers if the company orders at the EOQ amount? (4 marks - 1 mark for correct multi-choice answer and 3 other marks for showing correct work in the workspace question provided - pick correct multi-choice answer below and then add any work to Clean Industries' answer workspace question). $80 $800 $1,600 $640 $320 None of the other answers Clean Industries sells pressure washers. Required: What is the economic order quantity in units for the pressure washers? (4 marks - 1 mark for correct multi-choice answer and 3 other marks for showing correct work in the workspace question provided - pick correct multi-choice answer below and then add any work to Clean Industries' answer workspace question). 09 units 46 units None of the other answers 40 units 20 units 10 units Clean Industries sells pressure washers. Required: What is the economic order quantity in units if the annual demand is changed to 1,800 units and average daily demand is changed to 6 units for the pressure washers? (all of the other information remains the same). (4 marks - 1 mark for correct multi-choice answer and 3 other marks for showing correct work in the workspace question provided - pick correct multi-choice answer below and then add any work to Clean Industries answer workspace question). 60 units None of the other answers 50 units 40 units 80 units 30 units