2 Redfern Audio produces audio equipment including headphones. At the Campus Facility, it produces two wireless models, Standard and Enhanced, which differ both in the materials and components used and in the labor skill required. Data for the Campus Plant for the third quarter follow. 2 points 8 00:58:57 Units produced Machine-hours Direct labor-hours Standard 24,600 14,760 18,450 Enhanced Total Direct materials costs $ 492,000 8,200 9,840 18,450 $ 738,000 32,800 24,600 36,900 Direct labor costs 295,200 627,300 Manufacturing overhead Total costs $ 1,230,000 922,500 856,080 $ 3,008,580 eBook Required: Print Compute the predetermined overhead rate assuming that Redfern Audio uses direct labor costs to allocate overhead costs. Note: Round your answer to 2 decimal places. Predetermined overhead rate References % of direct labor cost