Question: Problem A: Consider the following LP problem: max z = 2x1 + 2x2 s.t. x1 + x2 6 2x1 + x2 13 x1, x2 0

Problem A: Consider the following LP problem: max z = 2x1 + 2x2 s.t. x1 + x2 6 2x1 + x2 13 x1, x2 0

10. Refer to Problem A. This LP has alternative optimal solutions. How many optimal basic feasible solutions are there? (1) 2 (2) 3 (3) 4 (4) 5

11. Refer to Problem A. What is the optimal value of z? (1) 12 (2) 14 (3) 15 (4) 19

12. Refer to Problem A. In one of the optimal basic feasible solution, x1 = 0. What is the value of s2 in the same optimal basic feasible solution? (1) 0 (2) 6 (3) 1 (4) 7

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