Question 3 Job costing Klingon Ltd manufactures hi-fi cabinets to customer specifications. A normal job costing system is used. The following information relates to the month of January: Extracts from Trial Balance, 1 January: Raw Materials and Supplies Control $20 500+ Work-in-Process 50 000 Finished Goods not invoiced 6 500 $77 000- Details of work in process obtained from job record cards:+ Job # 0052 Materials S 5000- 6500- 7000- Labour $ 5000 3500- 6000- Overhead $ 6000- 4000- 7000- Total SH 16 000 14 000 20 000 006- 007- Orders issued during January: Jobs 008, 009. Summary of materials issued: Job No. 006 0072 008- 009- Supplies 1100 700 4400 7800 1000 Labour Analysis and Summary: Direct labour- Job No.- 006- 007 008 009- Hours: 500 850- 1250- 1500- Cost ($). 1200- 2100 3000+ 3700- 350- Indirect labour Other Information: Electricity charges for month Depreciation on Plant Factory Rent $ 700- 4000- 10 000 Factory overhead to be allocated to jobs at the rate of $4 per direct labour hour. Jobs 006 and 007 were finished during the month. Required: (1) Resord the above information in the appropriate ledger accounts and job cost ledger. (21Determine the cost of jobs completed during January. (31Determine the closing balance of the Work-in-Process account at the end of January. (4) Determine the overhead variance for January