QS 15-12 Computing overhead applied; service company P3 Ace Patios applies overhead using direct labor hours as its activity base. At the beginning of the year, company estimates total direct labor hours of 20,000 and total overhead costs of $600,000 for the you 1. Determine the company's predetermined overhead rate. 2. Job A2 used 50 direct labor hours. What is the total of overhead costs applied to this job?