3. Crash Time & Crash CostsMimiyuuuh Builders uses the critical path method to monitor construction jobs. The company is currently 2weeks behind schedule on Job #168, which is subject to a P 10,500 per week completion penalty.Mimiyuuuh desires to reduce the normal completion time of Job # 168 and, at the same time, report thehighest possible income. Path A-B-C-F-G-H-I has a normal completion time of 20 weeks, and a critical pathA-D-E-F-G-H-I has a normal completion time of 22 weeks. The following activities can be crashed:Activities Cost to Crash 1 WeekCost to Crash 2 WeeksBCP 15,000DEP 8,00010,0008,80019,600EF19,500What activity (activities) should Mimiyuuuh crash?a. Activity EF (2 weeks)b. Activity BC (1 week) & activity DE (1 week)C.Activity BC (1 week) & activity EF (1 week)d. Activity DE (1 week) & activity EF (1 week)

Given details: Activities Cost to crash 1 week Cost to crash 2 weeks BC 8000 15000 DE 10000…

Answered: 3. Crash Time & Crash Costs Mimiyuuuh…

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...

See similar textbooks

Similar questions

OM Builders Inc. is starting a brand-new development of 10 residential houses in an up and coming neighborhood. The previous housing development completed by OM Builders Inc. was its first development and experienced significant issues with town permits, scheduling, delayed shipments, incorrect furniture and equipment and meeting the closing date of homes. The owner of the firm has met with his management team to discuss how the company can ensure a more efficient, less error-prone project for this new development. The management team decided to use project management tools suggested by a recent graduate the firm hired from a Global Business Management college program. The objectives for the new development are to reduce the number of errors, ensure that schedules are prepared properly and followed and the completion of the project by the promised closing date. The company is currently negotiating with the current owners of the land to be developed and a deal is imminent. During the…
Alocal toy manufacturer is using a production line that runs 8 hours per day and produces a toy that requires a total of 7 tasks to be performed. The daily demand is 100 toys. Times of the tasks are 2.73, 2.01 201 2.13, 2.0, 2.61, 2.71 , and 2.95 minutes for A,B,C,D,E,F, and respectively. However, due to the nature of the product there are precedence rules that must be observed. Such that Task Adoes not need any predecessorsB requires task A to completed. To start task C and task Deach require task B to be completed. Task C must be completed prior to stating task E. Task F needs both task D and task Eto be completed. Finally, task G can start only once task Fis completed.Given we apply the most remaining tasks rule for balancing the assembly line with ties broken according to longest task time firstthe tasks that will be assigned to the SECOND workstation are
Alocal toy manufacturer is using a production line that runs 8 hours per day and produces a toy that requires a total of 7 tasks to be performied. The daily demand is 150 toys. Times of the tasks are 2.73, 2.01, 2.13, 2.0, 2.61, 2.71, and 2.95 minutes for A, B, C, D, E, F, and G, respectively. However, due to the nature of the product there are precedence rules that must be observed. Such that Task A does not need any predecessors; task B requires taskA to be completed. To start task Cand task D, each require task B to be completed. Task C must be completed prior to stating task E. Task F needs both task D and task Eto be completed. Finally, task G can start only once taskFis completed.What is the minimum number of workstations needed?
How can this situation be prevented from occurring again?
Given: Project FF has an operational phase of 5 years, and requires an initiai investment of 100 K$. Required: If it yields an annuity of 40 K$pa during the operational phase, calculate the Internal Rate of Return (IRR) for the project.
??
Discuss in brief slack variables?
The City Commission of Nashville has decided to build a botanical garden and picnic area in the heart of the city for the recreation of its citizens. The precedence table for all the activities required to construct this area successfully is as follows: Code Description A BCDEFGH G I Find location; determine resource requirements Requisition of lumber and sand Dig and grade Saw lumber into appropriate sizes Position lumber in correct locations Nail lumber together Put sand in and under the equipment Put dirt around the equipment Put grass all over the garden, landscape, paint Time (hrs) 20 60 100 35 20 10 20 30 Immediate Predecessor(s) None A A B D, C E F F- G, H Refer to the legend for the activity that corresponds to each code. Using the line drawing tool, draw a Gantt chart for activities E through I of the project.
Consider a project with seven tasks. Three tasks – tasks 3, 4, and 5 – require a specific resource for completion; all needed resources must be available at the site before a task can be started. Task Duration Predecessor (s) Units of Value of Resource Completed Task Needed 3 3 10 $4000 1 10 S3000 3 12 55000 1 4 7 1 2, 5,6 Each resource unit cost $100; no quantity discounts are available. In addition, it costs $2 per unit per time period to hold this resource in stock, and it costs $45 just to place an order for materials (independent of the number of units ordered). When should each task in the project be started and when and how many resources should be ordered to minimize total project costs? 1, 1, en en en en 1, 2. en
Use the given tasks and predecessors for this problem. The required cycle time is 25 seconds and tasks are assigned to workstations using the "longest task time" rule to break any ties. If task A is assigned to Workstation 1, what is the next task that should be assigned to Workstation 1? (slide 28) Task Time (sec) Predecessor(s) A 20 none B. 30 C 10 D. 20 В. С Task B O None. Workstation 1 should only have Task A assigned. O Task C O Task D
Environment Recycling, Inc. must clean up a large automobile tire dump under a state environmental cleanup contract. Suppose that some of the activities in the Environment Recycling, Inc. project can be crashed.The table below shows the crash times and costs associated with performing the activities at their original (normal) times and also for the crash times (all times are in weeks). Normal Crash Normal Crash Activity Predecessor(s) Time Time Cost Cost A — 6 5 $490 $640 B A 9 7 1,800 2,400 C A 8 7 860 1,060 D — 7 6 620 920 E B, C, D 9 7 1,900 2,300 F D 4 2 820 1,320 G D 4 3 620 870 H E 5 4 500 710 I F, G, H 7 5 950 1,550 Choose the correct network for the project. The correct network is C . Identify the critical path. The critical path is A-B-E-H-I. What is the total project completion time? Round your answer to the nearest whole number. ___ weeks What is the lowest cost solution if…
MGT201 Introduction to Management Project Case Study / Paper Case Study / Scenario The Steelco Machine Company is a $25 Million dollar per year custom metal fabrication shop. It has a work force of 30 machinists and 18 office personnel. Don Bradish was hired as the company’s production scheduler. His background includes an undergraduate industrial engineering degree and 3 years of purchasing experience. He was hired by Jane Campbell, Vice President of Operations and daughter of the company president. Recently the company has been having difficulty meeting delivery schedule deadlines and lower productivity. Light work was been given to women employees while they all held high degrees and experience in Chain and supply Management. Production belt inspectors were older guys, close to retirement, with a huge experience, were replaced by young light experienced employees, assuming they are less productive. Crews in general were not cooperating together. Don was hired to improve the…

SEE MORE QUESTIONS

Recommended textbooks for you

Practical Management Science

Operations Management

ISBN:

9781337406659

Author:

WINSTON, Wayne L.

Publisher:

Cengage,

Operations Management

ISBN:

9781259667473

Author:

William J Stevenson

Publisher:

McGraw-Hill Education

Operations and Supply Chain Management (Mcgraw-hi…

Operations Management

ISBN:

9781259666100

Author:

F. Robert Jacobs, Richard B Chase

Publisher:

McGraw-Hill Education

Practical Management Science

Operations Management

ISBN:

9781337406659

Author:

WINSTON, Wayne L.

Publisher:

Cengage,

Operations Management

ISBN:

9781259667473

Author:

William J Stevenson

Publisher:

McGraw-Hill Education

Operations and Supply Chain Management (Mcgraw-hi…

Operations Management

ISBN:

9781259666100

Author:

F. Robert Jacobs, Richard B Chase

Publisher:

McGraw-Hill Education

Business in Action

Operations Management

ISBN:

9780135198100

Author:

BOVEE

Publisher:

PEARSON CO

Purchasing and Supply Chain Management

Operations Management

ISBN:

9781285869681

Author:

Robert M. Monczka, Robert B. Handfield, Larry C. Giunipero, James L. Patterson

Publisher:

Cengage Learning

Production and Operations Analysis, Seventh Editi…

Operations Management

ISBN:

9781478623069

Author:

Steven Nahmias, Tava Lennon Olsen

Publisher:

Waveland Press, Inc.

SEE MORE TEXTBOOKS