Bruce Corporation makes four products in a single fachity. These products have the following unit product costs: Additional data concerning these products are listed below. The grinding machines are potentially the constraint in the production facility, A total of 52,500 minutes are available per month on these mochines. Oirect labor is a variable cost in this company. How many minutes of grinding machine time would be required to satisfy demand for all four products? Multiple Choice 26,220 18.940 5.680