Answer:
The total period costs listed above for September is $294,000
Explanation:
Period cost is that cost which is used to promote and sell the product. Like : selling expenses, advertising expenses. It is not shown in balance sheet. It is always shown debit side of profit in loss accounts
The cost which is not capitalized is called period cost.
So,
Total product costs = Administrative salaries + Selling expense + Depreciation of administrative equipment + Advertising.
= $ 81,000 + $ 48,000 + $ 30,000 + $ 135,000
= $294,000
Thus, The total period costs listed above for September is $294,000