Question $1$

Consider the basic feasible solution associated with the following set of equations:

Suppose you visit this basic feasible solution in the process of solving a minimization linear program by the simplex

algorithm. What variable would you enter on the next step?

$x_1$

$x_2$

$x_3$

$x_4$

$x_5$

$x_6$

Question $2$

Consider the basic feasible solution associated with the following set of equations:

Suppose you entered $x_6.$ What is value of the resulting minimum ratio? $($Enter a numerical value. Your answer must be correct

within $+/-0\mathrm{.}01.)$

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