Annie Lennox recently took over a cleaning supply store. Her predecessor always ordered carpet shampoo in quantities of 100 units. Annie is reevaluating this policy. Based on her analysis, the cost to place each order is $35 and the holding cost is $8 per shampoo bottle per year. The annual demand for this product is 2500 bottles. Should Anne change the current order policy and, if so, how much can she save? The use of excel qm is required.