@ @ The Cook Corp nrice Corpora io X Eltalan Corporat. Search Help Save&Exit Submit The grinding machines are potentialy the constraint in the production facility. A total of 85,800 minutes are available per month on these machines. Direct labor is a variable cost in this company. Up to how much should the company be willing to pay for one additional minute of grinding machine time if the company has made the best use of the existing grinding machine capacity? (Round your intermediate calculations to 2 decimal places.) Mutiple Choice $10.63 $3.29 $6.58 80 a 74