Ozuna Company uses a job-order costing system with a plantwide predetermined overhead rate based on direct labor-hours. For job costing purposes, it uses an average direct labor wage rate of $20 per hour. The company has been struggling financially; accordingly, it has asked you to conduct a job profitability study beginning with a thorough critique of its existing cost system. To keep the scope of your project manageable, you have chosen a subset of 12 jobs from the many jobs completed by the company during the year. Your goal is to complete the table shown below and comment on the insights that it provides: Job Sales Direct Materials Direct Labor Applied Overhead Total Job Cost Gross Margin 1 $2,400 ?question mark ?question mark ?question mark ?question mark ?question mark 2 $5,400 ?question mark ?question mark ?question mark ?question mark ?question mark 3 $9,000 ?question mark ?question mark ?question mark ?question mark ?question mark 4 $1,450 ?question mark ?question mark ?question mark ?question mark ?question mark 5 $2,200 ?question mark ?question mark ?question mark ?question mark ?question mark 6 $7,000 ?question mark ?question mark ?question mark ?question mark ?question mark 7 $1,700 ?question mark ?question mark ?question mark ?question mark ?question mark 8 $1,600 ?question mark ?question mark ?question mark ?question mark ?question mark 9 $8,000 ?question mark ?question mark ?question mark ?question mark ?question mark 10 $4,100 ?question mark ?question mark ?question mark ?question mark ?question mark 11 $3,200 ?question mark ?question mark ?question mark ?question mark ?question mark 12 $2,800 ?question mark ?question mark ?question mark ?question mark ?question mark Required: 4. Refer to the workbook titled "ExcelAnalytics_JobOrderCosting_PlantwidePredeterminedOverheadRates_Template" Navigate to the Estimated MOH tab of this workbook. Within the Estimated MOH tab, create a formula in cell E40 that calculates a plantwide predetermined overhead rate this year.

What is the plantwide predetermined overhead rate for this year? Save your work in Excel, then enter your answer to requirement 4b below.