10. OmaBakery HQ is building a new automated bakery in Taipa. Thefollowing table contains the activities that need to be completedto build the bakery and install the facilities.(15 marks)
Activity | ImmediatePredecessor | NormalTime | CrashTime | CrashCost /Week |
A | None | 9 | 6 | $3,000 |
B | A | 8 | 5 | $3,500 |
C | A | 15 | 10 | $4,000 |
D | B,C | 5 | 3 | $2,000 |
E | C | 10 | 6 | $2,500 |
F | D,E | 2 | 1 | $5,000 |
a. Draw the network diagram (Activity-on-arrow (AOA) orActivity-on-node (AON)).
b. Which activities have slack, and how many weeks?
c. What is the critical path?
d. How many weeks will Oma Bakery HQ take to complete theproject?
e. How many weeks will the project take if Oma Bakery HQ iswilling to pay crashing cost as long as it is less than$3,500/week, and show, step by step, how you arrived at yourcrashing sequence? 10. Oma Bakery HQ is building a new automated bakery in Taipa.The following table contains the activities that need to becompleted to build the bakery and install the facilities.(15 marks)
Activity | ImmediatePredecessor | NormalTime | CrashTime | CrashCost /Week |
A | None | 9 | 6 | $3,000 |
B | A | 8 | 5 | $3,500 |
C | A | 15 | 10 | $4,000 |
D | B,C | 5 | 3 | $2,000 |
E | C | 10 | 6 | $2,500 |
F | D,E | 2 | 1 | $5,000 |
a. Draw the network diagram (Activity-on-arrow (AOA) orActivity-on-node (AON)).
b. Which activities have slack, and how many weeks?
c. What is the critical path?
d. How many weeks will Oma Bakery HQ take to complete theproject?
e. How many weeks will the project take if Oma Bakery HQ iswilling to pay crashing cost as long as it is less than$3,500/week, and show, step by step, how you arrived at yourcrashing sequence?