The following standards for variable manufacturing overhead have been established for a company that makes only one product:

Standard hours per unit of output	8.2	hours
Standard variable overhead rate	$14.60	per hour

The following data pertain to operations for the last month:

Actual hours	2,875	hours
Actual total variable manufacturing overhead cost	$42,715
Actual output	150	units

What is the variable overhead efficiency variance for the month?

Multiple Choice

• $24,017 U

• $740 F

• $17,958 F

• $24,757 U