P21-1A - Prepare flexible budget and budget report for manufacturing overhead. Cook Company estimates that 360,000 direct labor hours will be worked during the coming year, 2012, in the Packaging Department. On this basis, the budgeted manufacturing overhead cost data, shown below, are computed for the year. Fixed Overhead Costs Variable Overhead Costs Supervision $90,000 Indirect labor $126,000 Depreciation 60,000 Indirect materials 90,000 Insurance 30,000 Repairs 54,000 Rent 24,000 Utilities 72,000 Property taxes 18,000 Lubricants 18,000 $222,000 $360,000 It is estimated that direct labor hours worked each month will range from 27,000 to 36,000 hours. During October, 27,000 direct labor hours were worked and the following overhead costs were incurred. Fixed Overhead Costs Variable Overhead Costs Supervision $7,500 Indirect labor $10,360 Depreciation 5,000 Indirect materials 6,400 Insurance 2,470 Repairs 4,000 Rent 2,000 Utilities 5,700 Property taxes 1,500 Lubricants 1,640 Instructions: (a) Prepare a monthly manufacturing overhead flexible budget for each increment of 3,000 direct labor hours over the relevant range for the year ending December 31, 2012. (b) Prepare a flexible budget report for October. (c) Comment on management's efficiency in controlling manufacturing overhead costs in October