6 Saved Help Erie Co uses machine hours to apply standard overhead cost to production. The following data pertain to October Master budget data: Units Total machine hours (denominator volume) Total variable overhead cost Total fixed overhead cost 2,500 100,880 $250,000 $ 50,600 10854 ook Actual operating results: Variable overhead cost incurred Fixed overhead cost incurred Units manufactured Total machine hours 265,e00 54,e00 2,250 96,000 rint Required: Compute the following variances using machine hours as the activity variable used to assign standard overhead costs to production. calculations. 1. Variable overhead spending variance 2. Variable overhead efficiency variance 3. Fixed overhead spending variance 4. Fixed overhead production-volume variance O This question will be sent to your instructor for grading