The standard cost of product 5252 includes 1.9 hours of direct labor at $15.40 per hour. The predetermined overhead rate is $22 per direct labor hour. During July, the company incurred 4,000 hours of direct labor at an average rate of $15.70 per hour and $81,200 of manufacturing overhead costs. It produced 2,000 units. (a) Compute the total, price, and quantity variances for labor Total labor variance $ Labor price variance $ Labor quantity variance $ (b) Compute the total overhead variance. Total overhead variance $