Levine Inc., which produces a single product, has prepared the following standard cost sheet for one unit of the product. $36.00 Direct materials (10 pounds at $3.60 per pound) Direct labor (5 hours at $10.00 per hour) $50.00 During the month of April, the company manufactures 280 units and incurs the following actual costs. $7,600 Direct materials purchased and used (2,000 pounds) Direct labor (1,410 hours) $13,959 Compute the total, price, and quantity variances for materials and labor. Total materials variance $ Materials price variance $ Materials quantity variance $