Reference no: EM13250267
Schedule the following activities using CPM:
Activity Immediate Predecessor Time (weeks)
A -- 5
B A 10
C A 8
D B 6
E C 7
F C 4
G D,E,F 4
a. Draw the network.
b. What is the critical path? Enumerate all the paths in the network.
c. For the cost data shown below, reduce the project completion time by three weeks. Assume a linear cost per week shortened, and show, step by step, how you arrived at your schedule.
Activity Normal time Normal cost Crash time Crash cost
A 5 $7,000 3 $13,000
B 10 12,000 7 16,500
C 8 5,000 7 6,000
D 6 4,000 5 5,000
E 7 3,000 6 6,000
F 4 6,000 3 7,000
G 4 7,000 3 9,000
|
What is the maximum authorized router inventory
: What are the answers to (a) to (c) if due to process improvements the total processing and waiting time is reduced from 3.75 to 2.75 days?
|
|
Where is the centripetal acceleration a maximum
: A pendulum swinging in a circular arc under the influence of gravity, has both centripetal and tangential components of acceleration. Where is the centripetal acceleration a maximum
|
|
Calculate the power required for the field as a percentage
: Two dc motors are compared. the first one is a 4hp dc motor which draws a current or 0.7A when the field is connected to a 150V source. the second, a 600 hp motor draws a field current of 5A when the field is connected to a 300V dc source.
|
|
Describe at least two actions a manager
: Describe at least two actions a manager can take to protect her- or himself and the organization she or he represents from a tort lawsuit.
|
|
What is the critical path
: For the cost data shown below, reduce the project completion time by three weeks. Assume a linear cost per week shortened, and show, step by step, how you arrived at your schedule.
|
|
Calculate current in incoming and outgoing transmission line
: three single-phase transformers rated at 250kVa, 7200V/600, 50Hz, are connected in wye-delta on a 12470V, 3 phase line, if the load is 450kVA, calculate the current in the incoming and outgoing transmission lines and in the primary and secondary w..
|
|
Define a piston has an external pressure
: A piston has an external pressure of 8.00 \rm atm. How much work has been done if the cylinder goes from a volume of 0.170 liters to 0.530 liters.
|
|
What is displacement of the bag
: A conveyor belt is moving horizontally with a constant speed of 7 m/s (wrt earth). What is displacement of the bag (wrt earth) by the time it reaches the speed of the belt
|
|
Construct a pie chart that plots the percentage of patients
: Construct a pie chart that plots the percentage of patients unssatisfied with their meals. Set the control limits to include 99.73% of the random variation in meal satisfaction. Comment on the results.
|