Please include calculations

Antuan Company set the following standard costs for one unit of its product Direct materials (3.0 lbs.@ $5.00 per lb) S 15.00 Direct labor (1.8 hrs. $12.00 per hr.) Overhead (1.8 hrs. $18.50 per hr) 21.60 33.30 Total standard cost $ 69.90 The predetermined overhead rate ($18.50 per direct labor hour) is based on an expected volume of 75% of the factor's copacity of 20,000 units per month. Following are the company's budgeted overhead costs per month at the 75% capacity level. Overhead Budget (75% Capacity) Variable overhead costs Indirect materials Indirect labor Power Repoirs and maintenance S 15.000 75,000 15,000 30,000 Total variable overhead costs $ 135,000 Fixed overhead costs Depreciation-building Depreciation machinery Taxes and insurance Supervision 24.000 71,000 18,000 251,500 Total fixed overhead costs 364,500 Total overhead costs $499,500