Question: 3. (30 marks) Consider the following activity on node project where numbers in parenthesis are activity durations. For instance, activity 5 has a duration of

3. (30 marks) Consider the following activity on
3. (30 marks) Consider the following activity on node project where numbers in parenthesis are activity durations. For instance, activity 5 has a duration of 4.time units. 118) 70 11(1) 1011) 262) 611) We wish to reduce the project duration to 19 periods with minimal additional cost. Below we are given the normal duration and crash duration costs as well as crash times. Non Coal Cath Cool 1240 Activity Immediate Predecessor at Now Name mumbaame, separated by Te 1 6 2 2 3 1 3 4 2 2 5 3 4 6 4 1 7 5.6 1 7 3 3 10 1 11 9.10 1 Cach Time 4 1 3 2 2 1 1 3 2 1 1 3100 0 0 1100 0 0 $180 0 0 S160 $140 $100 3100 Tabulate the iterations in your solution below. If there are ALTERNATIVE solutions, wite them down as well Critical Path Best activity to crash Iteration Project Duration before Crash 0 Crash No. of cost/slope crash periods Additional Project cost Duration after Crash 1

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