Levine Inc., which produces a single product, has prepared the following standard cost sheet for one unit of the product Direct materials (9 pounds at $1.90 per pound) $17.10 $40.00 Direct labor (4 hours at $10.00 per hour) During the month of April, the company manufactures 160 units and incurs the following actual costs. Direct materials purchased and used (2,100 pounds) $4,410 $6,664 Direct labor (680 hours) Compute the total, price, and quantity variances for materials and labor. Total materials variance Materials price variance Materials quantity variance s Total labor variance Labor price variance Labor quantity variance