PART 3 (15 minutes) Hal's Heating produces furnaces for commercial buildings. (This is the same company as the previous exercises. This exercise can be assigned independently.) The company applies fixed manufacturing overhead costs to products based on direct labor hours. Information for the month of January appears as follows. Hal's expected to produce and sell 300 units for the mantL Calculate the fixed overhead spending variance and production volume variance and record the necessary entries related to fixed manufacturing overhead cost