Q2. (Total 40 points) An operations manager has just finished the reviewing of the latest draft of an upcoming project. The following table provides information about the normal time for each activity, activity sequence and information about costs to shorten some of the activities. He is concerned about the project duration and expects the owners will want the project shortened. Activity Precedes Crashing Costs (in $000s) First Week Second Week Start a, b - 11 a b Normal Time (wk) 0 3 7 5 6 4 d d e, f 15 12 d 20 14 16 13 22 15 12 15 e 12 f 5 g h h End End 4 4 10 15 8 9 a. Identify two possible reasons why the owners or the operations manager may wish to shorten the project. (2 Mark) b. Draw the precedence network and identify the current project duration assuming the project isn't shortened? (10 Marks) C. The operations manager thinks the owners may ask him to shorten the project by up to four weeks. Therefore, prepare the lowest cost crashing plan that will reduce the project duration by four weeks. (20 Marks) d. If the indirect costs for the project total $15,000 per week, how many weeks would you recommend to the owners that the project be shortened? Why? (8 Marks) 1 US 5 14:55