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Grub Chemical Company has developed cost standards for the production of its new cologne, ChocO. The variable cost standards below relate to each 10 gallon batch of ChocO: Milk chocolate (2 pounds @ $0.85 per pound!..... Direct labour (1.25 hours @$12.00 per hour Variable overhead (1.25 hours @ $44.00 per hour ). Standard Cost Per Batch $ 1.70 $15.00 $55.00 Variable manufacturing overhead at Grub is applied based on direct labour hours. The actual results for last month were as follows: Number of batches produced. Direct labour hours incurred Pounds of chocolate purchased..9,000 Pounds of chocolate used in production... 7,880 Cost of chocolate purchase$7,200 Direct labour cost. 3,800 4,510