Ayayai Possible Inc. (AP) is a manufacturer of toaster ovens. To improve control over operations, the president of AP wants to begin using a flexible budgeting system, rather than using only the current master budget. The following data are available for AP's expected costs at production levels of 72,000,80,000, and 88,000 units. Prepare a flexible budget for each of the possible production levels: 72,000,80,000, and 88,000 units. (List variable costs before