The table below contains information about an environmental clean-up project in the township of Hiles. Shorten the project three weeks by finding the minimum-cost schedule.Assume that project indirect costs and penalty costs are negligible. Identify activities to crash while minimizing the additional crash costs.QActivityABCDEThe cost of shortening of project is $FGHINormal Time(weeks)577713542Crash Time(weeks)44ActivityABCDE64613422Cost to Crash($ per week). (Enter your response as a whole number.)30050300250200200Fill in the table below with the activity times after crashing to show the resulting schedule. (Enter your responses as whole numbers.)Time according toschedule (weeks)Time according toschedule (weeks)Immediate Predecessor(s)ActivityFGHINoneNoneAAB3~~C, DD, EFG

Based on the given predecessor relationships and duration given, we prepare an Activity-on-Node…

Answered: The table below contains information…

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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Three activities are candidates for crashing on a project network for a large computer installation (all are, of course, critical). Activity details are in the following table: Activity A B C Normal Time Crash Time Normal (days) (days) Cost 7 6 4 11 2 9 $5,000 $1,400 $4,000 Total Cost with Immediate Crashing Predecessor(s) $5,600 $3,300 $6,400 a) Activity that should be crashed first to reduce the project duration by 1 day is A b) Activity that should be crashed next to reduce the project duration by one additional day is A B A B C ect: 0
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The accompanying table shows the activities, times, and sequences required: ACTIVITY IMMEDIATE PREDECESSOR TIME (WEEKS) A 3 B 2 C 4 4 6 6 DEFGHH I ✔A-C-F-G- ? A-B-E-I b. What is the critical path? (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer.) ? A-D-H- ? A-D-F-G- B ✓C c. Suppose you want to shorten the completion time as much as possible, and you have the option of shortening any or all of B. C, D. and G each one week. Which would you shorten? (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer.) ✔A-D-H- A A A B ? A-B-E-I C, D D, F D E, G, H d-1. What is the new critical path? (You may select more than one answer. Single click the box with the question mark to…
A project consists of seven activities, lettered A through F below. For each activity, the estimated normal time in number of weeks, crash time, normal cost, crash cost, and its preceding activity are given. Normal Time Crash Time Normal Cost Crash Cost Immediate Activity (weeks) (weeks) (Peso) (Peso) Predecessor(s) A 4 3 2,000 2,600 B 1 2,200 2,800 3 500 500 D 8 4 2,300 2,600 A E 6 900 1,200 В F 3 3,000 4,200 G 4 1,400 2,000 D, E If you wish to reduce the time required to complete this project by one week, which activity should be crashed? O Activity C O Activity D O Activity E O Activity B O Activity A
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The table below contains information about an environmental clean-up project in the township of Hiles. Shorten the project threethree weeks by finding the minimum-cost schedule. Assume that project indirect costs and penalty costs are negligible. Identify activities to crash while minimizing the additional crash costs. Activity Normal Time (weekweeks) Crash Time (weekweeks) Cost to Crash ($ per weekweek) Immediate Predecessor(s) A 55 44 300300 None B 77 44 5050 None C 77 66 300300 A D 77 66 250250 A E 11 11 long dash— B F 33 33 long dash— C, D G 55 44 200200 D, E H 44 22 200200 F I 22 22 long dash— G Part 2 Fill in the table below with the activity times after crashing to show the resulting schedule. (Enter your responses as…
Three activities are candidates for crashing on a project network for a large computer installation (all are, of course, critical). Activity details are in the following table: Normal Activity Time (days) A B с 7 4 11 Crash Time (days) 6 2 9 Normal Cost $5,000 $1,400 $4,200 Total Cost with Crashing Immediate Predecessor(s) $5,500 $3,100 $6,200 A
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