Muangthay Ltd produces bamboo tables and uses the weighted average method of process costing. It has two production departments; Assembly and Testing, and categorised its production costs into two categories direct materials and conversion costs. The Assembly department adds direct materials into production at the beginning of the process and adds the conversion costs evenly during the process. The Assembly department transfers the finished products immediately to Testing department. Data available for March 2021 on its Assembly department are: Units of Tables 2,000 Work in process 1 March 2021 Degree of completion (material completed last month) Started during March 2021 Completed during March 2021 Work in process 31 March 2021 Degree of completion (material completed this month) Total costs added during March 2021 18,000 18,000 2,000 (c) (d) Direct materials $ 620,000 100% Required (show your workings): (a) Determine the equivalent units of direct materials and conversion costs for March for the Assembly department. Conversion costs $200,000 100% $ 5,380,000 $ 2,745,000 (b) Determine the costs per equivalent unit of materials and conversion costs for March for the Assembly department. Determine the cost of goods finished and transferred to the Testing department in March. Determine the cost of the ending working process inventory in March for the Assembly department. 60% 50% (12 marks) (12 marks) (5 marks) (6 marks)