The standard cost of product 5252 includes 19 hours of direct labor at $10.90 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 $11.20 per hour and $81,800 of manufacturing coverhead costs. It produced 2,000 units. (a) Compute the total, price, and quantity variances for Bibor. Total labor variance Labor price variance $ Labor quantity variance $ (b) Compute the total overhead variance. Total overhead variance