Write down all the activities on the critical path. 2

5.2 Write down the shortest period in which the entire project can be completed under normal circumstances. 2

5.3 Calculate the total cost to complete the project in the time mentioned in 5.2 above. 3

5.4 Calculate the total cost to complete the project if it has to be completed in 28 weeks. 5 Total

Lungameni Ltd intends entering into a contract relating to a construction project to which the following data apply:

Preceding Duration (weeks) Variable cost (N$) Activity Activity Normal Crash Normal Crash

Fixed costs amount to N$500 per week

The project coordinator of Lungameni Ltd has developed a network diagram using the above information as follows:

A B C D E F G

-

-

- A A B, D C

15 19 9 6 14 9 8

12 14 5 5 9 6 3

4 500 4 000 2 500 1 700 4 300 2 600 1 800

5 100 4 500 4 500 1 940 5 050 3 440 3 400

AE

15/12

19/4

C 9/5

D 6/5

14/9

B

F 9/6

G

8/3

REQUIRED:

MARKS

5.1 Write down all the activities on the critical path. 2

5.2 Write down the shortest period in which the entire project can be 2

completed under normal circumstances.

5.3 Calculate the total cost to complete the project in the time mentioned in 3

5.2 above.

5.4 Calculate the total cost to complete the project if it has to be completed in 5

28 weeks.

Total

12