You've been asked to review the overhead rates for your client, the Plexiglas Solution Co. Plexiglas manufactures standard-sized plexiglas protectors for grocery stores and banks. Plexiglas uses budgeted machine hours to allocate variable and fixed manufacturing overhead. The following information relates to Plexiglas's manufacturing overhead data: Budgeted output units (panels) Budgeted machine-hours Budgeted variable manufacturing overhead costs for 16,585 hours Actual output units produced Actual machine-hours used Actual variable manufacturing overhead costs Budgeted Fixed Overhead Actual Fixed Overhead 31,000 units 16,585 hours $348,285 33,000 units 14,400 hours $384,000 $2,600,000 $2,450,000 The variable overhead rate variance is The volume variance is -$81,600.00 $42,000 The variable overhead efficiency variance is $42,000 The fixed overhead spending variance is -$150,000 The flexible budget variance for variable overhead is -$167,741.94