Example 6.6 (LINDO output) MAX 6 X1 + 3 X2 + 4 X3 SUBJECT TO 2) X1 + 2 X2 + X3 <= 8 3) 5 X1 + 4 X2 + 3 X3 <= 25 LP OPTIMUM FOUND AT STEP 2 OBJECTIVE FUNCTION VALUE 1) 33.0000000 VARIABLE VALUE REDUCED COST X1 .500000 .000000 X2 .000000 3.000000 X3 7.500000 .000000 ROW SLACK OR SURPLUS DUAL PRICES 2) .000000 1.000000 3) .000000 1.000000 NO. ITERATIONS= 2