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Palm, Oil Gold Company is a producer of Sawit-Gold cooking oil. The company produces the cooking oil in tvo processing departmnts, Mixing and Packaging. Direct material is added at the beginning of the production process, and conversion activity occurs uniformly throughout the process. The company accumulates costs of its product using process costing. The following information for September 2020 is available. The beginning work-in-process inventory was 100% complete for direct materials and 60% complete for conversion costs. The ending work-in-process inventory was 100% complete for direct materials and 50% complete for conversion costs. Costs pertaining to the month of September 2020 are as follows: Beginning work-in-process inventory costs are: direct materials, RM18,000; direct labour RM2,025; and manufacturing overhead, RM6075. Costs incurred during September are: direct material, RM19,800; direct labour, RM10,000; and manufacturing overhead, RM6,380. Required: a. Determine the units completed and transferred out for Mixing department and prepare physical flow schedule for Mixing department using weighted-average process costing. 6% Required: a. Determine the units completed and transferred out for Mixing department and prepare physical flow schedule for Mixing department using weighted-average process costing. (6% marks) b. Prepare physical flow schedule for Mixing Department using first-in-first-out (FiFO) process costing. (7 1/2 marks) c. Calculate product cost per unit for Mixing Department using weighted-average process costing. (5 marks) d. Briefly explain Under what conditions is a process-costing system used? (1 mark) e. Briefly explain what means by the equivalent units. (2 marks) Distinguish between weighted-average process costing system and FIFO process costing system