Standard Product Cost Sana Rosa Company manufactures unfinished home furniture. Sana Rosa uses a standard cost system. The direct labor, direct materials, and factory overhead standards for an unfinished dining room table are as follows: Direct labor standard rate $23.00 per hr. standard time per unit 3.5 hrs. Direct materials (oak): standard price $9.50 per bd. it. standard quantity 15 bd. Variable factory overhead: standard rate $2.50 per direct labore Fixed factory overhead: standard rate $1.20 per direct labore .. Determine the standard cost per dining room table. If required, round your answer to two decimal places per table b. A standard cost system provides Sana Rosa management a cost control tool using the principle of management by exception Using this prinople, major cont deviations from standards can be investigated and corrected