Problem 3: OH Cost Variance Analysis (30 points total) Jake Compan y, which manufactures electrical switches, uses a standard cost system and inventories at standard. The standard manufacturing overhead costs per switch carr ies all are based on direct labor hours and are shown below: Variable overhead (5 hours (a $12 per direct manufacturing labor hour) 60 *Based on capacity of 200,000 direct manufacturing labor hours per month. The following information is available for the month of November: Fixed overhead (5 hours a $15* per direct manufacturing labor hour) 75 Total overhead per switch $135 46,000 switches were produced although 40,000 switches were scheduled to be produced. .225,000 direct manufacturing labor hours were worked at a total cost of $5,625,000. . Variable manufacturing overhead costs were $2,750,000. .Fixed manufacturing overhead costs were $3,050,000. a. Find the variable overhead spending and efficiency variances for November.(10 points)