A manufacturing company that has only one product has established the following standards for its variable manufacturing overhead. Variable manufacturing overhead standards are based on machine-hours. Standard hours per unit of output Standard variable overhead rate 5.20 machine-hours $11.65 per machine-hour The following data pertain to operations for the last month: Actual hours Actual total variable manufacturing overhead cost Actual output machine 8,700 hours $95,990 1.600 units What is the variable overhead rate variance for the month? $5.646 U $5,365 U O $5,365 F O $5.646 F