The insensitivity of the solution relative to the original decision variables in an LP problem which is solved by M-method is overcome by ----------. MTH601

Simplex method

In Big M-method, if the objective function is expressed in terms of non-basic variable then the coefficient of artificial variable in this iteration must be -------. MTH601

M

In two phase method, for the phase-I, if the objective function in terms of artificial variables is not minimized then the given problem has----------. MTH601

Feasible solution

In the initial iteration of Big M-method, the artificial variables appear in ---------. MTH601

Basis

In two phase method, which of the following will be taken as starting solution for 2nd phase? MTH601

Basic solution of 1st phase containing non-zero artificial variables

In the Simplex method to solve an LP problem of minimization, if at the end of iteration, there is a positive coefficient in the objective row then the given problem -------------. MTH601

can not be optimized

In the Simplex method to solve an LP problem of maximization, if at the end of an iteration, there is a negative coefficient in the objective row then the given problem---------. MTH601

needs further improvement

In an LP problem, to evaluate the basic variables in Simplex method in any iteration, we would have to express Objective function in terms of ------------- variables. MTH601

Artificial

Which of the following is true about the inclusion of non-negative slack variable into a constraint of type ‘less than or equal’? MTH601

This inclusion doest not affect the inequality

Under which of the following condition to solve an LP by using two phase method, we can’t proceed for 2nd phase? MTH601

Objective function of 1st phase has zero value.