Standard Direct Materials Cost per Unit Roanoke Company produces chocolate bars. The primary materials used in producing chocolate bars are cocoa, sugar, and milk. The standard costs for a batch of chocolate (1,290 bars) are as follows: Ingredient Cocoa Sugar Milk Determine the standard direct materials cost per bar of chocolate. If required, round to the nearest cent. Quantity 450 lbs. 120 lbs. Price $0.40 per lb. $0.60 per lb. 90 gal. $1.50 per gal per bar Standard Product Cost 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 standard time per unit standard price standard quantity standard rate standard rate $23.00 per hr 4.00 hrs $8.50 per bd. ft. 19 bd. ft $3.20 per direct labor hr. $0.80 per direct labor hr Direct materials (oak): Variable factory overhead: Fixed factory overhead: a. Determine the standard cost per dining room table. If required, round your answer to two decimal places. per dining room 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