Answer: $450,225
Step-by-step explanation:
Product costs = Direct materials + Direct labor + Variable manufacturing overhead + Fixed manufacturing overhead
= (21,750 * 7.80) + (21,750 * 4.80) + (21,750 * 2.30) + (21,750 * 5.80)
= 169,650 + 104,400 + 50,025 + 126,150
= $450,225