Calgary Paper Company produces paper for photocopiers. The company has developed standard overhead rates based on a monthly capacity of 62,000 direct-labor hours as follows:

Standard costs per unit (one box of paper):
Variable overhead (2 direct-labor hours @ $4.5)	$	9
Fixed overhead (2 direct-labor hours @ $10)		20
Total	$	29

During April, 31,000 units were scheduled for production: however, only 26,000 units were actually produced. The following data relate to April.

1. Actual direct-labor cost incurred was $848,000 for 53,000 actual hours of work.

2. Actual overhead incurred totaled $843,800, of which $243,800 was variable and $600,000 was fixed.

Required:

Prepare two exhibits similar to Exhibit 11-6 and Exhibit 11-8, which show the following variances. State whether each variance is favorable or unfavorable, where appropriate.

1. Variable-overhead spending variance.

2. Variable-overhead efficiency variance.

3. Fixed-overhead budget variance.

4. Fixed-overhead volume variance.