Question 11 (3 points) Wilkinson has recorded the following information for the month of September 2020 to produce convertible doors E Direct materials 20,000 Direct labour 6,300 Variable production overhead 4,700 Fixed production overhead 19.750 Variable selling costs 4,500 Fixed distribution costs 16,800 Total costs incurred for the door 72,050 In September 2020, 4,000 doors were produced but only 3,600 doors were sold. There was no opening inventory at the beginning of 2020. The company maintains inventory at 10% of cost of production Calculate the value of the inventory of the doors on September 30th, 2020 using marginal costing