Direct Labor Variances Bellingham Company produces a product that requires 4 standard hours per unit at a standard hourly rate of $18.00 per hour. If 4,200 units required 17,300 hours at an hourly rate of $17.10 per hour, what is the direct labor (a) rate variance, (b) time variance, and (c) total direct labor cost variance? Enter a favorable variance as a negative number using a minus sign and an unfavorable variance as a positive number. a. Direct labor rate variance $ b. Direct labor time variance $ c. Total direct labor cost variance $