QUESTIONS: Sensitivity Analysis Points) The following linear programming problem has been solved by Excels Solvet. Use the output to answer the questions. Consider the following linear program: 0.00 MAX 3x1 +423 x1 +39 s 12 2x1+x258 XI S3 Solution point Variable Vala XI BO 2400 3.300 0000 Contraine Dalia 1 0.000 1.000 2 0.000 1.000 3 0.000 0.000 OBJECTIVE COEFFICIENT RANGES Veraha . Cute X1 1333 13.000 x2 In 500 4000 RIGHT HAND SIDE RANGES Constraint Lower Lim 9.000 12.000 12 1.000 8000 12.400 Upper Limit 7200 19.000 a) b) What is the optimal solution including the optimal value of the objective function? Suppose the profit on Xp is increased to $7. Is the above solution still optimal? If simultaneously the profit on xj was raised to $5.5 and the profit on ng was reduced to $3, would the current solution still remain optimal? BACO 9.000 Ne om c)