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 (1,310 bars) are as follows: Ingredient Quantity Price Cocoa 420 lbs. $0.40 per Ib. Sugar 120 lbs. $0.60 per lb. Milk 90 gal. $1.70 per gal. Determine the standard direct materials cost per bar of chocolate. If required, round to the nearest cent. per bar