Presented here are the original overhead budget and the actual costs incurred during April for Piccolo Inc. Piccolo's managers relate overhead to direct labor hours for planning, control, and product costing purposes. The original budget is based on budgeted production of 10,000 units in 5,000 standard direct labor hours. Actual production of 10,800 units required 5,800 actual direct labor hours. Variable overhead Fixed overhead Original Budget $15,000 39,500 Actual Costs $17,600 41,800 Required: a. Calculate the flexed budget allowances for variable and fixed overhead for April. b. Calculate the direct labor efficiency variance for April expressed in terms of direct labor hours. c. Calculate the predetermined overhead application rate for both variable and fixed overhead for April. d. Calculate the fixed and variable overhead applied to production during April if overhead is applied on the basis of standard hours allowed for actual production achieved. e. Calculate the fixed overhead budget and volume variances for April. f. Calculate the over- or underapplied fixed overhead for April.