The following selected information was extracted from the accounting records of Boston, Inc.: Planned manufacturing activity: 30,000 machine hours Standard variable-overhead rate per machine hour: $12.5 Budgeted fixed overhead: $120,000 Variable-overhead spending variance: $100,000U Variable-overhead efficiency variance: $90,000F Fixed-overhead budget variance: $20,000U Total actual overhead: $670,000 Required: Determine the following: 1) Actual fixed overhead: 2) Actual variable overhead: 3) Actual machine hours worked: 4) Standard machine hours allowed: " O 5) Fixed-overhead volume variance: