C offset the use of a surplus variable O D. turn an inequality into an equality

Question

C offset the use of a surplus variable O D. turn an inequality into an equality Question 18 4 pts 18. Which of the following is not true? O A. The objective function and constraints are linear relationships. B. The model parameters are assumed to be known with certainty. C. Problems with two decision variables can be solved graphically O D. The solution values will be integers | Question 19 4 pts 19. The optimal solution in a linear programming model will O A always be a slack variable B. always be a surplus variable ° C. always occur at an extreme point D. always be outside the feasible solution space

Explanation / Answer

18) The correct choice is D

Explanation : - The solution values may or may not be integers.

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19) The correct choice is C

Explanation : - The optimal solution of the LP model is found at the extreme point of the feasible area.

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