Exercise 4-4 Applying Costs to Units-Weighted-Average Method [LO4] Data concerning a recent periods activity in the Prep Department, the first processing department in a company that uses process costing, appear below. A total of 20,800 units were completed and transferred to the next processing department during the period. Required: Compute the cost of the units transferred to the next department during the period and the cost of ending work in process inventory. (Round your final answers to the nearest dollar amount. Omit the ''$'' sign in your response.) Materials Conversion Total Cost of units transferred out $ $ $ Cost of ending work in process inventory $ $ $