The difference between the actual cost of the input and its planned cost is the total budget variance. the usage variance. the price variance. the efficiency variance. the budget variance. 4.5 points Save Answer QUESTION 17 O The labor efficiency variance is calculated by the equation (Standard Hours' Actual Hours) - (Actual Hours 'Standard Rate). (Actual Rate' Actual Hours) - (Standard Rate' Actual Hours). (Actual Hours 'Standard Rate) - (Standard Hours 'Standard Rate). (Standard Hours' Actual Rate) - (Actual