TB MC Qu. 10-208 (Algo) The Maxit Corporation has a standard costing system ... The Maxit Corporation has a standard costing system in which variable manufacturing overhead is assigned to production on the basis of standard machinehours. The following data are available for July: - Actual variable manufacturing overhead cost incurred: $23,280 - Actual machine-hours worked: 1,900 hours - Variable overhead rate variance: $3,870U - Total variable overhead spending variance: $5,280U The variable overhead efficiency variance for July is: Multiple Cholce $9,150 $9150F The variable overhead efficiency variance for July is: Multiple Chalce $9,150 $9.150F $1,410F $1.410U