The Geurtz Company uses standard costing. The company makes and sells a single product called a Roff. The following data are for the month of August:
| ‘ | Actual cost of direct material purchased and used: $88,400 |
| ‘ | Material price variance: $3,400 unfavorable |
| ‘ | Total materials variance: $23,900 unfavorable |
| ‘ | Standard cost per pound of material: $5 |
| ‘ | Standard cost per direct labor hour: $5 |
| ‘ | Actual direct labor hours: 8,100 hours |
| ‘ | Labor efficiency variance: $2,500 favorable |
| ‘ | Standard number of direct labor hours per unit of Roff: 2 hours |
| ‘ | Total labor variance: $1,550 unfavorable |
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The total number of units of Roff produced during August was: 1 .3,800 2. 4,300 3. 4,100 4. 4,050 |