10 Problem 7: (10 Points) Circle the correct answer in the following five multiple choice questions: 1) If x, and x are binary variables where the value 1 signifies “accept” the project, the equation requiring the selection of(reonly if x, is first selected is: b. x, + x, 21 None of the above 2) A product, if it is manufactured at all, must be made in lot sizes s L. Let x be the quantity of the product produced. Which of the following constraints or sets constraints will be required? of b. x s Ly, where y 0 or 1:
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