The Corporation makes a product with the following standard costs:

Standard Quantity or Hours Standard Price or Rate

Direct Materials 6.5 kilos $1.00 per kilo

Direct Labor 0.2 hours $21.00 per hour

Variable overhead 0.2 hours $7.00 per hour

In January the company produced 5,800 units using 38,740 kilos of the direct material and 1,110 direct labor-hours. During the month, the company purchased 41,000 kilos of the direct material at a total cost of $49,200. The actual direct labor cost for the month was $20,979 and the actual variable overhead cost was $6,993. The company applies variable overhead on the basis of direct labor-hours. The direct materials purchases variance is computed when the materials are purchased.

Required:

a. Compute the materials quantity variance.

b. Compute the materials price variance.

c. Compute the labor efficiency variance.

d. Compute the labor rate variance.

e. Compute the variable overhead efficiency variance.

f. Compute the variable overhead rate variance.