7. Embassy Club Condominium, located on the west coast of Florida, is undertaking a sum-mer renovation of its main building. The project is scheduled to begin May 1, and aSeptember 1 (17-week) completion date is desired. The condominium manager identifiedthe following renovation activities and their estimated times:ImmediateActivityPredecessorTime3B12А, В, СС, D4E5FA3GD, FHE4Chapter 13 Project Scheduling: PERT/CPMа.Draw a project network.b.What are the critical activities?с.What activity has the most slack time?d. Will the project be completed by September 1?

The network diagram is as follows:

Answered: а. Draw a project network. What are the…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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3.8 Roger Ginde is developing a program in supply chain management certification for managers. Ginde has listed a num- ber of activities that must be completed before a training program of this nature could be conducted. The activities, immediate pre- decessors, and times appear in the accompanying table: a) DrawtheappropriateAONPERTdiagramforJ.C.Howard’s management team. b) Find the critical path. c) What is the project completion time? • • 3.11 The following is a table of activities associated with a project at Rafay Ishfaq’s software firm in Chicago, their dura- tions, and what activities each must precede: ACTIVITY DURATION (WEEKS) PRECEDES A (start) 1 B, C B 1 E C 4 F E 2 F F (end) 2 — ACTIVITY IMMEDIATE PREDECESSOR(S) TIME (DAYS) A — 2 B — 5 C — 1 D B…
Q3: What is Critical Path Analysis? Explain with the help of a suitable example.
What is the minimum cost of crashing the following project at Sawaya Robotics by 4 days? ACTIVITY Design (A) Wiring (B) Chip install (C) Software (D) Testing (E) NORMAL CRASH TIME (DAYS) TIME (DAYS) 8 7 7 6 6 6 9 6 NORMAL COST 400 1,100 700 900 1,200 CRASH COST 550 1,300 800 1,250 1,950 IMMEDIATE PREDECESSOR(S) The minimum cost of crashing the following project at Sawaya Robotics by 4 days is $ whole number). A, B C (enter your response as a
1) Management at Kirkland Machine Tool Co. is considering the development of a new automated drill press called the Auto Drill. After conferring with the design engineers., the controller's staff assembled the following data about this project. Target selling price $ 7,500.00 Desired profit percentage 25% of total unit cost Projected unit demand 4500 units Activity-based cost rates Materials handling activity 5% of raw materials and purchased parts cost Engineering activity $300 per unit for Auto Drill Production and assembly activity $50 per machine hour Delivery activity $570 per unit for Auto Drill Marketing activity $400 per unit for Auto Drill Per unit data Raw Materials cost $ 1,620.00 Purchased parts cost $ 840.00 Manufacturing labor hours 6 hours Hourly rate $…
1.The chief engineer of firm XYZ is responsible for supervising the construction work of a road. He has identified the activities and their durations for each stage of operation. Activity Duration (days) Preceding activities A 5 - B 10 - C 1 - D 8 B E 10 B F 9 B G 3 A,D H 7 A,D I 4 F J 3 F K 5 C,J L 8 H,E,I,K M 4 CJ Draw a network diagram (AOA) for this road construction project. Which are the critical activities? How long the project will take?
Q2(a) Choong Machinery specializes in developing grass cutting equipment. Mr Ahmad, who is an R&D engineer in the company, is contemplating the construction of a machine that would cut grass on narrow rivers and waterways. The activities that are necessary to build one of these experimental grass- cutting machines are listed in the following Table Q2.1. Activity times are in weeks. Table Q2.1: List of Activities Immediate Activity Time Predecessor (weeks) A 6 В 5 C A 3 D A 2 E В 4 F В 6. С, Е D, F G 10 H 7 Q2(a)(i) Construct a project network with earliest start, earliest finish, latest start and latest finish Q2(a)(ii) Determine the critical path(s) of this project network Q2(a)(iii) What happens to the project completion time, if activity D is delayed by 2 weeks and activity B is delayed by 1 week? Give your comments.
Q4/ The table below shows the duration and direct costs for the activities of a construction project. It is required to caleculate the duration of the project that achieves the lowest possible total cost using the technique of crashing if the indirect costs are 20% from direct cost. Normal Time (NT) Normal Cost (NC) S Crash Time Crash Cost Activity (CT) weeks (CC) S weeks A 6. 1000 3. 7000 В 4 9000 5 10000 C 3 6000 1 10000 D 4 8000 2. 11000 E 6. 1000 4 13000 5 6. D A 3 End Start 6. B E
Q1: Given the information below, draw the network (AOA) and find the probability of finishing the job in (40) weeks? Solve using PERT. Activity notation Weeks 1-2 2-3 2-4 2-5 3-6 4-7| 5-7 6-8 7-8 8-9 2,7,8 5,6,9 3,7,8 4,5,6 6,9,10 6,8,11 4,6,7 5,7,10 4,8,9 4,7,9 [50%]
2.0 Give an example of Critical Path Analysis of one (1) Method.
2.1: For each of the following projects, determine the shape of its life cycle (S or J): SOLUTION (Answer just near the name of the project) • Building a nuclear station for electrical power generation– • Achieving an ILETS minimum score – • Organizing a wedding party – • Getting a masters degree in engineering management –
2. Given the data, answer the questions below. Activity Normal Time Normal Cost Crashed Time Crashed Cost (weeks) (Pesos) (weeks) (Pesos) 1-2 12 30,000 7 50,000 2-3 8 20,000 35,000 2-4 4 40,000 3 70,000 3-4 4-5 4 5,000 1 11,000 4-6 12 500,000 9. 710,000 5-6 4 5,000 1 11,000 6-7 4 150,000 220,000 750,000 1,107,000 a. Suppose the project needs to be completed within 30 weeks, how much extra cost will be incurred to finish the project by this time? Which activity/ies must be crushed? b. If the project duration is reduced down to the minimum time possible, what is the total number of crashed weeks? How much extra cost will this require?
Explain all parts Colonial State College is considering building a new multipurpose athletic complex on campus. The complex would provide a new gymnasium for intercollegiate basketball games, expanded office space, classrooms, and intramural facilities. The following activities would have to be undertaken before construction can begin. Activity Description ImmediatePredecessor Time(weeks) A Survey building site 5 B Develop initial design 9 C Obtain board approval A, B 13 D Select architect C 3 E Establish budget C 5 F Finalize design D, E 14 G Obtain financing E 11 H Hire contractor F, G 9 A) Draw a project network. (Submit a file with a maximum size of 1 MB.) B) Identify the critical path. (Enter your answers as a comma-separated list.) C) Develop the activity schedule for the project. Activity EarliestStart LatestStart EarliestFinish LatestFinish Slack A B C D E F G…

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а. Draw a project network. What are the critical activities? c. What activity has the most slack time? d. Will the project be completed by September 1?