Question: Consider the following project network. Note that the normal or expected activity times are denoted Ti, i = A, B, . . . , I.

Consider the following project network. Note that

Consider the following project network. Note that the normal or expected activity times are denoted Ti, i = A, B, . . . , I. Let Xi = the earliest finish time for activity i. Formulate a linear programming model that can be used to determine the length of the critical path. Start Finish For subtractive or negative numbers use a minus sign even if there is a + sign before the blank. If the constant is "1" it must be entered in the box. Activity XA V TA XBV TB XC + + XE + XF + XB V |xa / XA V XE V XO V XF / XB > TC To TE TE TE To TH XF + liv liv liv liv liv liv XG + XH + Xi + XG 2 V XH 2 Ti Ti xi + All xi 20

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