Sana Rosa Furniture Company manufactures designer 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 $22.00 per hr. standard time per unit 2.00 hrs. Direct materials (oak): standard price $11.50 per bd. ft. standard quantity 15 bd. ft. Variable factory overhead: standard rate $2.80 per direct labor hr. Fixed factory overhead: standard rate $1.20 per direct labor hr. a. 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 Rosa Furniture management a cost control tool using the principle of . Using this principle, cost deviations from standards can be investigated and corrected.