Happy Manufacturing Company assembles its product in several departments. It has two departments that process all units. During October, the beginning work in process in the sewing department was half completed as to conversion, and completed as to direct materials. The beginning inventory included $12,000 for materials and $3,000 for conversion costs. Ending workin-process inventory in the sewing department was 40% complete for conversion and 100% complete as for materials. Direct materials are added at the beginning of the process. Required: 1. Prepare a production cost worksheet using weighted-average for the sewing department. (11 marks) 2. Give 2 similarities between process costing and job costing. (4 marks)