The following costs are included in a recent summary of data for a company: advertising expense $85,000; depreciation expense - factory building $133,000; direct labor $250,000; direct material used $300,000; factory utilities $105,000; and sales salaries expense $150,000. Determine the dollar amount of prime costs. $1, 023,000 $550,000 $488,000 $235,000 $238,000