Question 26 The Work in Process inventory account of a manufacturing company show the end of an accounting period. The job cost sheets of the two uncom $400 and 5200 for direct materials and charges of $300 and $500 for information, it appears that the company is using a predetermined oven labor costs, or 80% Question 26 The Work in Process inventory account of a manufacturing company show the end of an accounting period. The job cost sheets of the two uncom $400 and 5200 for direct materials and charges of $300 and $500 for information, it appears that the company is using a predetermined oven labor costs, or 80%