Level Operations is a small company that produces a variety of security devices and safes. The safes come in several different designs. Recently, a number of new customers have placed orders, and the production facility has been enlarged to accommodate the increased demand for the safes. The production manager is currently working on a production plan for the safes. She needs a plan for each day of the week. She has obtained the following information from the marketing department on projected average daily demand for each model: Model Weekly Quantity SI 120 $2 102 $7 48 $8 90 $9 25 The department operates five days a week. One complexity is that partially completed safes are not permitted; each cycle must turn out finished units. After discussions with engineering, she determined that the best production sequence for each cycle is $7-$8-$9-$1- S2. What might the production manager determine as the level mixed-model sequence for each day