Question

What is the correct sequential order of steps to formulate and solve a 2-variable Linear Programming Problem?

Options

• 1. Identify the Variables, 2. Form the Objective Function, 3. Write the Constraints, 4. Add Non-Negativity, 5. Solve Graphically

• 1. Identify the Variables, 2. Write the Constraints, 3. Form the Objective Function, 4. Solve Graphically, 5. Add Non-Negativity

• 1. Write the Constraints, 2. Add Non-Negativity, 3. Identify the Variables, 4. Form the Objective Function, 5. Solve Graphically

• 1. Form the Objective Function, 2. Identify the Variables, 3. Add Non-Negativity, 4. Write the Constraints, 5. Solve Graphically

Answer 1

The standard 5-step LPP formulation and solution sequence starts with identifying the variables (letting \[x\] and \[y\] represent unknowns), forming the objective function (\[Z = ax + by\]), writing linear constraints, adding non-negativity conditions (\[x \ge 0\] and \[y \ge 0\]), and finally solving graphically.