Blanda company's output for the current period was assigned a $300,000 standard direct material cost. The direct materials variances included a $24,000 favorable price variance and a $4,000 favorable quantity variance. What is the actual-total direct materials cost for the currrent period? || Martin Company's output for the current period results in a $10,000 unfavorable direct labor rate variance and an $5,000 unfavorable direct labor efficiency variance. Production for the current period was assigned a $200,000 standard direct labor cost. What is the actual total direct labor cost for the current period? III Gordon Company's output for the current period yields a $12,000 favorable overhead volume variance and a $21,500 unfavorable overhead controllable variance. Standard overhead charged to production for the period is $410,000. What is the actual total overhead cost incurred for the period? IV Managers use management by exception for control purposes. Explain how standard costs help managers apply this concept to monitor and control costs