Assume that a company's planned level of activity was 3,500 units and its actual level of activity was 4,000 untts. The spending vatiance for one of its mixed expenses was $900 favorable and its activity variance was $200 unfavorable. The planned and actuat amounts of the fixed portion of this mixed expense were $10,000 and $9,300, respectively. What total amount of this moxed expense would be included in the flexible budget? Multiple Choice $11,200 $11,600 514,400 $11,800 Assume that a company's planned level of activity was 3,500 units and its actual level of activity was 4,000 untts. The spending vatiance for one of its mixed expenses was $900 favorable and its activity variance was $200 unfavorable. The planned and actuat amounts of the fixed portion of this mixed expense were $10,000 and $9,300, respectively. What total amount of this moxed expense would be included in the flexible budget? Multiple Choice $11,200 $11,600 514,400 $11,800