A manufacturing company that has only one product has established the following standards for its variable manufacturing overhead. The company bases its variable manufacturing overhead standards on direct labor-hours.

Standard hours per unit of output	4.60	direct labor-hours
Standard variable overhead rate	$11.55	per direct labor-hour

The following data pertain to operations for the last month:

Actual direct labor-hours	8,500	direct labor-hours
Actual total variable manufacturing overhead cost	$ 95,930
Actual output	1,700	units

What is the variable overhead rate variance for the month?