the parts in red are wrong

CALCULATOR PRINTER VERSION 4 BACK NEX Exercise 18-6 PCB Corporation manufactures a single product. Monthly production costs are mixed costs. The fixed portions of these costs are $300 and $200, respectively. costs incurred in the manufacturing process are shown below for the production of 3,003 units. The utilities and maintenance 3,003 Production Costs Direct materials Direct labor Utilities Property taxes Indirect labor Supervisory salaries Maintenance Depreciation $7,508 18,018 2,102 1,001 4,505 1,902 1,101 2,402