Acme Companys production budget for August is 18,200 units and includes the following component unit costs: direct materials, $8.00; direct labor, $10.70; variable overhead, $6.70. Budgeted fixed overhead is $39,000. Actual production in August was 19,440 units, actual unit component costs incurred during August include direct materials, $8.90; direct labor, $9.70; variable overhead, $7.50. Actual fixed overhead was $41,200, the standard direct material cost per unit consists of 10 pounds of raw material at $0.8 per pound. During August, 288,360 pounds of raw material were used that were purchased at $0.60 per pound. Calculate the materials price variance and materials usage variance for August .

Acme Companys production budget for August is 17,600 units and includes the following component unit costs: direct materials, $7.70; direct labor, $10.10; variable overhead, $6.20. Budgeted fixed overhead is $33,000. Actual production in August was 18,810 units, actual unit component costs incurred during August include direct materials, $8.50; direct labor, $9.10; variable overhead, $6.90. Actual fixed overhead was $34,600, the standard direct labor cost per unit consists of 0.5 hour of labor time at $20.2 per hour. During August, $171,171 of actual labor cost was incurred for 8,190 direct labor hours. Calculate the labor rate variance and labor efficiency variance for August.