Question: The following is a simplex tableau for a linear programming model. Basic 6 20 12 0 0 cj Variables Quantity x1 x2 x3 s1 s2

The following is a simplex tableau for a linear programming model.

Basic 6 20 12 0 0 cj Variables Quantity x1 x2 x3 s1 s2 6 x1 20 1 1 0 0 0 12 x3 10 0 131 0 16 0 s 1 10 0 130 1 16 zj 240 6 10 12 0 2 zj cj 0 10 0 0 2

a. Is this a maximization or a minimization problem? Why? b. What is the solution given in this tableau? c. Is the solution given in this tableau optimal? Why?

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