The given network consists of several activities with their respective durations in weeks. The activities have dependencies on each other, and the goal is to determine the earliest start time (ES), earliest finish time (EF), latest start time (LS), latest finish time (LF), and total float for each activity.
To determine the ES, EF, LS, LF, and total float for each activity, we can use the forward pass and backward pass techniques in network analysis.
Forward Pass:
Start with the initial node, Activity A, and assign its ES as 0 since it has no predecessors.
Calculate the EF for each activity by adding the duration to its ES.
For Activity A, EF = ES + duration = 0 + 5 = 5.
For Activity B, EF = ES + duration = 0 + 8 = 8.
For Activity C, EF = ES + duration = 5 + 6 = 11.
For Activity D, EF = ES + duration = 8 + 3 = 11.
For Activity E, EF = ES + duration = 11 + 6 = 17.
For Activity F, EF = ES + duration = 17 + 6 = 23.
For Activity G, EF = ES + duration = 17 + 10 = 27.
Backward Pass:
Start with the final node, Activity G, and assign its LF as its EF since it has no successors.
Calculate the LS for each activity by subtracting its duration from its LF.
For Activity G, LS = LF - duration = 27 - 10 = 17.
For Activity F, LS = LF - duration = 23 - 6 = 17.
For Activity E, LS = LF - duration = 17 - 6 = 11.
For Activity D, LS = LF - duration = 11 - 3 = 8.
For Activity C, LS = LF - duration = 11 - 6 = 5.
For Activity B, LS = LF - duration = 8 - 8 = 0.
For Activity A, LS = LF - duration = 5 - 5 = 0.
Total Float:
Calculate the total float for each activity by subtracting its EF from its LF.
For Activity A, Total Float = LF - EF = 0 - 5 = -5.
For Activity B, Total Float = LF - EF = 0 - 8 = -8.
For Activity C, Total Float = LF - EF = 5 - 11 = -6.
For Activity D, Total Float = LF - EF = 8 - 11 = -3.
For Activity E, Total Float = LF - EF = 11 - 17 = -6.
For Activity F, Total Float = LF - EF = 17 - 23 = -6.
For Activity G, Total Float = LF - EF = 17 - 27 = -10.
The negative total float values indicate that the activities are on the critical path and any delay in their completion would result in a delay in the project completion time.
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Can yall little kids help me with College ????
Answer:
Step-by-step explanation:
so pathetic, I don't even get you
Description What are some of (s i x) columns that should be part of a communication matrix? In addition, what are the three types of project communications timing schedules?
Here are six columns that should be part of a communication matrix: Stakeholder Name, Communication Objective, Information Needs, Communication Channel, Frequency, Responsible Party.
Regarding project communications timing schedules, here are three common types: Regular Scheduled Communications, Ad Hoc Communications, Milestone-Based Communications,
Stakeholder Name: List the names or roles of the project stakeholders who need to receive or provide information.
Communication Objective: Define the purpose or objective of the communication with each stakeholder. This could include sharing project updates, seeking feedback, or discussing specific deliverables.
Information Needs: Specify the type of information required by each stakeholder. This could include progress reports, budget updates, status of deliverables, or any other relevant details.
Communication Channel: Identify the most effective communication channel for each stakeholder. This could be face-to-face meetings, emails, phone calls, video conferences, project management software, or any other medium that suits the stakeholders' preferences and requirements.
Frequency: Determine how frequently you should communicate with each stakeholder. This could be daily, weekly, monthly, or at specific project milestones.
Responsible Party: Assign responsibility for initiating and managing communication with each stakeholder. This ensures accountability and helps avoid miscommunication or missed interactions.
Regarding project communications timing schedules, here are three common types: Regular Scheduled Communications, Ad Hoc Communications, Milestone-Based Communications,
Regular Scheduled Communications: These communications occur on a predetermined schedule, such as weekly or monthly meetings, status updates, or progress reports. They help keep stakeholders informed about the project's overall status and provide an opportunity for discussion and feedback.
Ad Hoc Communications: Ad hoc communications happen as needed or in response to specific events or circumstances. They are not pre-scheduled but are triggered by certain situations. For example, when an issue arises that requires immediate attention or when a milestone is achieved, ad hoc communications may be necessary.
Milestone-Based Communications: Milestone-based communications are tied to specific project milestones or significant events. These communications occur when a particular phase is completed, a major deliverable is achieved, or an important decision needs to be made. They help ensure that stakeholders are informed about important project progress and decisions.
By incorporating these types of project communication timing schedules into your overall communication plan, you can establish effective and timely communication with stakeholders throughout the project lifecycle.
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The volume of a sphere is 26667 cm³.
Calculate the diameter of the sphere.
Volume of sphere = πr³
cm
Given the volume of the sphere as 26667 cm³, we calculated the radius to be approximately 17.7 cm using the formula for the volume of a sphere. By multiplying the radius by 2, we found that the diameter of the sphere is approximately 35.4 cm.
To calculate the diameter of a sphere when given its volume, we can use the formula for the volume of a sphere:
V = (4/3) * π * r³
Where V is the volume and r is the radius of the sphere. Since we are given the volume, we can rearrange the formula to solve for the radius:
r = ([tex]\sqrt[3]{(3V / (4\pi )}[/tex]))
Substituting the given volume V = 26667 cm³ into the formula, we have:
r = ([tex]\sqrt[3]{(3 * 26667 / (4\pi )))}[/tex]
Calculating this expression, we find:
r ≈ ([tex]\sqrt[3]{80001 / \pi ))}[/tex] ≈ 17.7 cm
Now that we have the radius, we can calculate the diameter by multiplying the radius by 2:
d = 2 * r ≈ 2 * 17.7 ≈ 35.4 cm
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The answer is D!
Explication:
Take G from triangle GHI and go to the right 4 times and go down 5!
Take H from triangle GHI and do the same thing you did to G
Do the same thing to I from GHI!
-27=9z
Can anybody help me please?
I just started learning this, if you can can you explain how you got the answer
Answer:
Everybody has to start somewhere! The answer you are looking for is Z=-3
Step-by-step explanation:
-27=9z, start by dividing 9 from both sides, you need to separate it from z, so instead of multiplying, you must do the opposite, so you divide 9 from 9z, which makes it just z, and divide 9 from -27, which makes -27, -3. so you will get -3=z. Now switch the -3 and Z, and your answer is Z=-3. If you are still having trouble, let me know.
Can someone please tell me the reason ASAP!!
Thank you❤️!
Answer:
because base angle of isoscels triangle is congurent.
if one base is right angle then both base be rightangle.
4x + 2y = –22 and 4x + 4y = -12
help me apappp dkneosk
Answer:
C: perpendicular lines
Step-by-step explanation:
The length of a rectangle is six inches more than its width. If the perimeter of the rectangle is 24 inches, find its dimensions.
Answer:
length= 9
width= 3
Step-by-step explanation:
x= width
length = x+6
x+6+x+6+x+x=24
4x+12=24
take 12 from both sides
4x= 12
x=3
Need help with this ASAP! Thank You
Step-by-step explanation:
Statements
Reasons
1. PQ || MN
1. Given
2. O is the midpoint of NP
2. Given
3. NO = OP
3. Definition of midpoint
4. ∠ZMO = ∠QOP
4. Alternate interior angles are congruent (corresponding angles of parallel lines)
5. ∠LNMO = ∠LPQO
5. Alternate interior angles are congruent (corresponding angles of parallel lines)
6. ΔMNO ≅ ΔPRO
6. Angle-side-angle (ASA) congruence theorem
7. AMNO ≅ AQPO
7. Corresponding parts of congruent triangles are congruent (CPCTC)
Please help?
I will give you brainliest
Answer: Cant help I'm in 7th grade
Step-by-step explanation:
At a football stadium, 25% of the fans in attendance were teenagers. If there were 130 teenagers at the football stadium, what was the total number of people at the stadium?
Answer:
Total number of people in the stadium = 520
Step-by-step explanation:
Let the total number of people in the stadium = x
Since, 25% of the fans are teenagers, number of teenagers in the stadium
= 25% of x
= [tex]\frac{25}{100}\times x[/tex]
= 0,25x
If the number of teenagers in the stadium = 130
0.25x = 130
x = [tex]\frac{130}{0.25}[/tex]
x = 520
Therefore, total number of fans in the stadium = 520.
I also need question three
Answer:
-4
Step-by-step explanation:
Looking at a number line, the more you go left, the less the numbers are.
Hence the number line would look something like this:
.. -6 .. -5.. -4 .. -3 .. -2 .. -1 .. 0 .. 1 .. 2 .. 3 .. 4 ..
Hence: -4 is less than -3 because it is on the left side of -3
what is the answer?
3⁰+3¹+3²+...+3⁴⁰=?
Answer:
= 1.21577e19
Step-by-step explanation:
I used a calculator that should tell you. :))
What pattern do you notice in the numbers below?
1 = 1 × 1, and 1 × 1 × 1
64 = 8 × 8, and 4 × 4 × 4
729 = 27 × 27, and 9 × 9 × 9
4,096 = 64 × 64, and 16 × 16 × 16
i think 48888 because i think so and you do to
Answer:
Rupa practices the Indian craft of mehndi. She buys henna powder to make a dye that
The correct statement regarding the unit rate in this problem is given as follows:
Point (1,2) shows that the unit rate is of $2 per ounce.
What is a proportional relationship?A proportional relationship is a relationship in which a constant ratio between the output variable and the input variable is present.
The equation that defines the proportional relationship is a linear function with slope k and intercept zero given as follows:
y = kx.
The slope k is the constant of proportionality, representing the increase or decrease in the output variable y when the constant variable x is increased by one.
The point of the graph is given as follows:
(1,2) -> x = 1, y = 2.
Hence the unit rate is given as follows:
k = y/x = 2/1 = 2.
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At a real estate agency, an agent sold a house for $329,000. The commission rate is 4.5% for the real estate agency and the commission rate for the agent is 20% of the amount the real estate agency gets. How much did the agency make on the house? How much did the agent earn in commission?
The agency earned $14,805 and the agent earned $2,961 commission on selling the house worth $329,000 given that the commission rate is 4.5% for the real estate agency and the commission rate for the agent is 20% of the amount the real estate agency gets.
How to find how much the agency made on the house?
The commission earned by the agency is calculated as follows:
Total Commission = 4.5% × Sale Price Total Commission = 4.5% × $329,000Total Commission = $14,805
Therefore, the agency made $14,805 on selling the house.
How to find how much the agent earned in commission?
The agent commission is calculated as follows:
Commission Paid to Agent = 20% × Total CommissionCommission Paid to Agent = 20% × $14,805Commission Paid to Agent = $2,961
Therefore, the agent earned a commission of $2,961.
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Help me solve this problem please
Answer:
a
Step-by-step explanation:
Answer:
2d - 16
Step-by-step explanation:
16 less than twice d
first of all we know were subtracting
-16
and we know were multiplying
2d
now put it together
2d - 16
this problem can be switched
-16 + 2d
help me pls
a s a p!
Answer:
45:30:100
Step-by-step explanation:
the answer would be 9:6:20
convert the system to an augmented matrix. then reduce the system to echelon form and determine if the system is consistent. if the system in consistent, then find all solutions.
Hence, the solution of the system of linear equations is;(x, y, z) = (1/3, -1, -8/3)
To convert the system to an augmented matrix and reduce it to echelon form, we will be following the steps below;Consider the given system of linear equations;
x + 3y − 2z = −4,
2x + y + z = 3,3x − y + z = 2T
he augmented matrix for the given system is; \[\left[\begin{matrix}1&3&-2&-4\\2&1&1&3\\3&-1&1&2\end{matrix}\right]\]
To reduce the augmented matrix to echelon form, we will be using the Gaussian elimination method;Performing row operations: -2R1+R2=> R2,-3R1+R3=> R3.
\[\left[\begin{matrix}1&3&-2&-4\\0&-5&5&11\\0&-10&7&14\end{matrix}\right]\]Now, performing row operation, -2R2+R3=> R3. \[\left[\begin{matrix}1&3&-2&-4\\0&-5&5&11\\0&0&-3&8\end{matrix}\right]\]
We now have the matrix in echelon form.The matrix is consistent since there is no row where we have all zeroes except the last column.
The last equation of the augmented matrix is -3z = 8.The solution of z = -8/3 is substituted into the second equation;
-5y + 5 (-8/3) = 11 => y = -1.
The solution of y = -1 and z = -8/3 is substituted into the first equation to obtain the value of x;
x + 3(-1) - 2(-8/3) = -4 => x = 1/3.
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What’s the answer to this problem?
Answer: the answer is 0
Step-by-step explanation:
LASTTT ONE PLEASEE IM TRYNA GO TO BED AND WHOEVER HELPS ME HOPE YOU HAVE A WONDERFUL DAY TMR LOVE YOU!:)
Answer:
The first one or A because 3 times 2 is 6 and 4 times 2 is 8.
Answer:
y = 2x
Step-by-step explanation:
slope = y2 - y1/x2 - x1
slope = 8 - 6/ 4 - 3
slope = 2/1
slole = 2
y-intercept is y when x = 0
6 - 2/3 - 1 = 4/2
4 - 2/2 - 1 = 2/1
2 - 2/1 - 1 = 0/0
y-intercept = 0 so it doesn't appear in the formula
Is this argument VALID or INVALID?
Consider this argument:
If you study then you will pass the test. You didn't study, therefore you will not pass.
Answer
Valid
Step-by-step explanation:
I had no idea what i was answering sorry
Answer:
yes
Step-by-step explanation:
its mostly common sense if you don't study for something you're 99% garrenteed to fail where as if you study you are more prepared and understand the material ahead of time so you have a greater chance of passing.
-5(2x-5)-3x-5=7 solve for x
Answer:
x = 1
Step-by-step explanation:
Step 1: Write equation
-5(2x - 5) - 3x - 5 = 7
Step 2: Solve for x
Distribute -5: -10x + 25 - 3x - 5 = 7Combine like terms: -13x + 20 = 7Subtract 20 on both sides: -13x = -13Divide both sides by -13: x = 1Step 3: Check
Plug in x to verify it's a solution.
-5(2(1) - 5) - 3(1) - 5 = 7
-5(2 - 5) - 3 - 5 = 7
-5(-3) - 8 = 7
15 - 8 = 7
7 = 7
.An object moves along a coordinate line, its position at each time t≥0 is given by x(t)=−t2+5t+1. Find the velocity at time t0=5.
a) −15
b) 3
c) 1
d) −5
e) 15
the velocity of the object at time `t₀ = 5` is `-5` (option D).
The object moves along a coordinate line, its position at each time t ≥ 0 is given by `x(t) = -t² + 5t + 1`. We need to find the velocity at time `t₀ = 5`.
The velocity `v(t)` is the derivative of position `x(t)` with respect to time `t`, so we need to differentiate the given position function to find velocity.
`x(t) = -t² + 5t + 1
`Differentiating `x(t)` with respect to `t` using the power rule of differentiation:
`v(t) = d(x(t))/dt = d(-t² + 5t + 1)/dt = -2t + 5`
We need to find the velocity at `t₀ = 5`.
Substituting `t = 5` into the velocity function `v(t) = -2t + 5`, we get:v(5) = -2(5) + 5= -10 + 5= -5
Therefore, the velocity of the object at time `t₀ = 5` is `-5` (option D).
Answer: option D) `-5`
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25 points and brainiest
What is a fraction and how do you use it?
Answer:
Step-by-step explanation:
A fraction is literally a division question in one number. You can use it to determine parts of something (parts of a whole)
A line passes through (6,-3) and has a slope of 2. What is an equation of the line?
try this- a bacteria culture starts with 200 bacteria and triples in size every 10 minutes (not very pleasant!!) . after 1 hour, how many bacteria are there?
After 1 hour, there would be approximately 145,800 bacteria in the culture.
In this scenario, the bacteria culture starts with 200 bacteria and triples in size every 10 minutes. We need to calculate the number of bacteria after 1 hour, which is equivalent to 60 minutes.
Since the bacteria triple in size every 10 minutes, we can divide the total time (60 minutes) by the growth period (10 minutes) to determine how many times the bacteria triple.60 minutes / 10 minutes = 6 times
Therefore, the bacteria will triple in size 6 times over the course of 1 hour
Starting with 200 bacteria and tripling the size 6 times, we can calculate the final number of bacteria as follows:
200 * (3^6) = 200 * 729 = 145,800
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The same digits are used for the expressions 3 4and 4 3 . Explain how to compare the values of the expressions.
Who answers first get a whole lot of coins!?!?!
Answer: 3 by the power of 4
Step-by-step explanation:
3 by the power of 4 equals what?
81 and 4 by the power of 3 equals what?
64 so this shows us that 3 by the power has a greater value
ANSWER : 3 by the power of 4
Davis earned $3,000 at the bookstore. If he worked for 50 weeks and earned the same amount of money each week, how much did he earn per week?
Answer:
60
Step-by-step explanation
Answer:
$60
Step-by-step explanation:
3000 / 50 =60
