MODELINGMenu Choices The cafeteria manager at the

Chapter 7, Problem 7.1.178

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MODELINGMenu Choices The cafeteria manager at the University of Virginia recently added three new meals to the lunch menu, each consisting of a meat, a vegetable, a salad, and a dessert. The first day these new meals were offered, 35 students purchased meal 1, 28 students purchased meal 2, and 23 students purchased meal 3. Matrix A represents the number of students who purchased each type of meal. Matrix B represents the cost per serving, in cents, for each item from the three meals. A = [35 28 23] B = C 45 12 8 10 52 8 6 15 49 7 9 11 S Use matrix multiplication to determine the total cost for each item.