Direct Labor Variances Advanced Micro Devices develops high-performing computing products. Assume one of its processors, Ryzen 7 Pro, has a standard labor time of 0.25 hour and a standard labor rate of $20 per hour. During February, the following activities pertaining to direct labor for Ryzen 7 Pro were recorded: Direct labor hours used Direct labor cost Units of Ryzen 7 Pro manufactured 64,000 $1,248,000 250,000 (a) Determine the labor rate variance. $ 32,000 F (b) Determine the labor efficiency variance. $ 30,000 U (c) Determine the total flexible budget labor cost variance. $ 62,000 UX