please help

Compute Total Prime Costs for a leather handbag manufacturer: Cost of zippers and buttons used on handbags: $3,000 Depreciation on sewing machines: $2,400 Cost of thread used in sewing handbags: $1,000 Wages of employees in cutting and sewing department: $12,000 Wages of janitorial staff in factory: $4,000 Rent on factory: $8,000 Salary of quality control supervisor: $15,000 Cost of leather: $25,000 $41,000 $55,000 $40,000 $37,000