Please answer a,b,c,d

Sarah's Organic Soap Compary makes organic liquid soap. One of the raw materials for her soaps is ofganic pain of she needs 900 kg of paim oil pet day on average. The supplier charges a 557 delivery fee per order (which is independers of the order tire) and $5.25 per kg. Sarah's annial holding cost is 20 percent. Assume ste operates and sells five days per week 52 weeks pet yeaz a. If Sarah wants to minirnize her annual ordeting and ifvontory holding conts. how much palin oil should she purchase with oich order (in ko)? (Bo) not round intermediate coleulations.) b. If Sarah orders 4,000 kg with each order, what woukd bo the annual sum of b. the ordering and holding costs? (Rocand your answer to 3 decimal places.) If Sarah orders 8, 500kg with oach order, what would be the sum of the c. ordering and holding costs per kg sold? (Do not round intermodiate calculations. Roound your answer to the natent Whole dollar amount.) Sarah's supplier is willing to sell her palm oil at a 5 percent discount if she d. purchases 15.000kg at a time. If she were to purchase 15,000kg per order. What would be her annual sum of the ordering and holdinig costs