A manufacturing company has a standard costing system based on machine hours (MHs) as the measure of activity. Data from the company's flexible budget for manufacturing overhead are given below: Budgeted/denominator level of activity Overhead costs at the denominator activity level: Variable overhead cost Fixed overhead cost 3,700 | MHS $28,490 $47,545 The following data pertain to operations for the most recent period: Actual hours Standard hours allowed for the actual output 3,900 MHS 3,850 MHS Actual total variable overhead cost Actual total fixed overhead cost $29,445 $47,995 What was the variable overhead efficiency variance for the period to the nearest dollar?