Exercise 11-6 (Video) Lewis Company's standard labor cost of producing one unit of Product DD is 3.60 hours at the rate of $14.00 per hour. During August, 43,900 hours of labor are incurred at a cost of $14.20 per hour to produce 12,100 units of Product DD. (a) Compute the total labor variance. Total labor variance $ ho (b) Compute the labor price and quantity variances. Labor price variance $ Labor quantity variance $ (c) Compute the labor price and quantity variances, assuming the standard is 4,00 hours of direct labor at $14.40 per hour. Labor price variance Labor quantity variance