Myers Company uses a flexible budget for manufacturing overhead based on directlabor hours. Variable manufacturing overhead costs per direct labor hour are as follows: Fiked overhead costs per month are Supervision $3,900, Depreciation $2.000. and Property Taxes $800. The company believes it will normally operate in a range of 8.000 - 11,600 direct labor hours per month. Prepare a monthly manufacturing overhead flexible budzet for 2020 for the expected range of activity using increments of 1.200 direct labor hours. (List variable costs before fixed costs)