The following information is for the third quarter of this year:
|
|
Planned
|
Actual
|
|
|
Production
|
92,000 units
|
87,000 units
|
|
|
Direct labor hours
|
506,800 DL hrs
|
380,000 DL hrs
|
|
|
Fixed manufacturing overhead
|
$205,000
|
$182,400
|
|
|
Variable manufacturing overhead
|
$910,000
|
$841,500
|
|
|
Standard direct labor hour per unit
|
5.5
|
|
|
|
|
|
|
Calculate the following three overhead variances.
a. Overhead volume variance
b. Overhead efficiency variance
c. Overhead spending variance