Predecessor Time (Minutes) A Purchase of bread - 20 B Take cheese and apply on bread A 5 C Get onions from freezer A 1 D Fry onions with pepper B,C 6 E Purchase sauce for bread - 15 F Toast bread B,C 4 G Assemble bread and fried onions F 2 H Arrange in plat G
You are alone at home and have to prepare a bread sandwich for yourself. The following preparation activities and time taken are given in the table below:
|
Task |
Description |
Predecessor |
Time (Minutes) |
|
A |
Purchase of bread |
- |
20 |
|
B |
Take cheese and apply on bread |
A |
5 |
|
C |
Get onions from freezer |
A |
1 |
|
D |
Fry onions with pepper |
B,C |
6 |
|
E |
Purchase sauce for bread |
- |
15 |
|
F |
Toast bread |
B,C |
4 |
|
G |
Assemble bread and fried onions |
F |
2 |
|
H |
Arrange in plat |
G |
1 |
Determine the following:
a. Create the network diagram for the table above
b. Determine the critical activities and preparation time for tasks given in the table
c. Find the earliest time and latest time for all activities
d. While purchasing sauce, you met a friend and spoke to him for 6 minutes. Did this cause any delay in the preparation?
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