Asian Sdn. Bhd. (ASB) manufactures high-quality wooden doors used in home construction. The company uses a standard cost system and has established the following standards per unit of wooden door: Direct Materials Direct Labor Variable Overhead Costs (VOH) Fixed Overhead Costs (FOH) Total standard cost per unit Budgeted output were 5,000 units. Standard Quantity Price Cost Per Unit (RM) 3 kilograms 1.5 hours RM25 per kilogram 20 per hour ? 9 12 The following information pertains to operations during January: The company produced 6,000 units. A total of 19,000 kilograms of materials were used, purchased at the cost of RM437,000. The company employs 60 persons to work on the production of wooden doors. These employees worked an average of 180 hours at an average rate of RM22 per hour. Overhead cost is RM162,000, including RM86,400 overhead fixed costs. The company's management wishes to determine the efficiency of the activities related to the production of wooden doors. REQUIRED: (a) Compute the total standard cost per unit of the wooden door? (1 Mark) (b) Compute the following variances for January, indicating whether each is favourable or unfavourable: i. Material price variance. ii. Material quantity variance. iii. Labour rate variance. (2 Marks) (2 Marks) (2 Marks) iv. Labour efficiency variance. (2 Marks)