Cinturon Corporation produces high-quality leather belts. The company's plant in Boise uses a standard costing system and has set the following standards for materials and labor:

Leather (3 strips @ $4)	$12.00
Direct labor (0.75 hr. @ $12)	9.00
Total prime cost	$21.00

During the first month of the year, the Boise plant produced 92,000 belts. Actual leather purchased was 275,500 strips at $3.00 per strip. There were no beginning or ending inventories of leather. Actual direct labor was 80,200 hours at $12.50 per hour.

Calculate the price variance, quantity variance, and total variance for direct materials.

Calculate the rate variance, efficiency variance, and total variance for direct labor.

Please give explanations!!!