engineering recuitment BHEL Engineer Trainee Mock Test 2025 Industrial Engineering Operations Research Linear Programming
Consider an objective function Z(x1, x2) = 3x1 + 9x2
And the constraints
x1 + x2 ≤ 8
x1 + 2x2 ≤ 4
x1 ≥ 0, x2 ≥ 0
The maximum value of the objective function is ___________1
18
2
15
3
22
4
12