HILLURUL UULEMURLUKLASSISUSOLOcalorogress-alse Calculator Japan Company produces lamps that require 3 standard hours per unit at a standard hourly rate of $11.50 per hour. Production of 7,500 units requ 21,830 hours at an hourly rate of $11.30 per hour. What is the direct labor(a) rate variance, (b) time variance, and (c) total cost variance? Enter favorab a nces as negative numbers. a. Direct labor rate variance b. Direct labor time variance c. Total direct labor cost variance VITIT Previous All works Sum Test for a MacBook Air * CO