Formula for labour efficiency variance
        
	  
	
    Q.  To get to labour efficiency variance, the formula to be applied is- Published on 14 Sep 15a. Total standard labour cost of actual output - Total actual cost of actual output
b. (Standard rate per hour - Actual rate per hour) * Actual Hours 
c. (Standard time - Actual time) * Standard rate per hour
d. Abnormal idle hours * Standard hourly rate
ANSWER: (Standard time - Actual time) * Standard rate per hour