The following data are available for PFE Inc. for July 2023. Selling price $45 per unit Direct Materials $250,000 Direct Labor $175,000 Manufacturing overhead $200,000 Selling expense $4.75 per unit Administrative expense $4.00 per unit If PFE produced 25,000 units and sold 20,000 units in July 2023, then what was unit product cost for units produced in this month?