Sheridan Inc., which produces a single product, has prepared the following standard cost sheet for one unit of the product. Direct materials (9 pounds at $3.90 per pound) Direct labor (6 hours at $13.00 per hour) $35.10 $78.00 During the month of April, the company manufactures 220 units and incurs the following actual costs. Direct materials purchased and used (2,500 pounds) $10,250 Direct labor (1.340 hours) $17.152 Compute the total, price, and quantity variances for materials and labor. Total materials variance $ Materials price variance $ Materials quantity variance $ Total labor variance $ Labor price variance $ Labor quantity variance $