Consider the network scheduling problem as shown in the following table.

Duration Manpower Activity (Months) Required 1-2 6 10 1-3 4 6 1-4 9 8 2-6 5 4 3-6 8 7 4-6 2 5 6-7 7 4 Schedule the activities of the project with a maximum limit on the manpower requirement as 15 AppendixLO1