(O. The following figure shows the graphical solution of the next LP problem: Max Z = 9 x1 + 3x2 st 2x1 + x2 0,X2 20 (0, 1) (0.667, 2.667) (2.0) (1.0) 1 The dual price of resource (A) is negative less than the dual price of resource (B) more than the dual price of resource (B) the same the dual price of resource (B) (O. The following figure shows the graphical solution of the next LP problem: Max Z = 9 x1 + 3x2 st 2x1 + x2 0,X2 20 (0, 1) (0.667, 2.667) (2.0) (1.0) 1 The dual price of resource (A) is negative less than the dual price of resource (B) more than the dual price of resource (B) the same the dual price of resource (B)