Direct labor variances Bellingham Company produces a product that requires 3 standard direct labor hours per unit at a standard hourly rate of $22.00 per hour. 15,900 units used 64,100 hours at an hourly rate of $19.20 per hour. This information has been collected in the Microsoft Excel Online file. Open the spreadsheet, perform the required analysis, and input your answers in the questions below. X Open spreadsheet What is the direct labor (a) rate variance, (b) time variance, and (c) cost variance? Round your answers to the nearest dollar. 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. Direct labor cost variance $ Favorable Unfavorable Unfavorable