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

Standard hours per unit of output		5.0	hours
Standard variable overhead rate	$	15.00	per hour

The following data pertain to operations for the last month:

Actual hours		8,700	hours
Actual total variable overhead cost	$	125,050
Actual output		1,730	units

Required:

a. What is the variable overhead rate variance for the month?

b. What is the variable overhead efficiency variance for the month?