QUESTION $25$

Consider the following linear programming model and associated sensitivity repor:

Max$2x+4Y+6Z$

Subject to

$Z0$

$x+Y+Z20$

$x,Y,Z0$

$11$

$12$

$13$ Constraints

$14$

$15$

$16$

$17$

A$.20$

B$.40$

C$.60$

D$.80$

E$.$ None of the above