The activity times (in days) and costs (in dollars) are listed in the following table. E B Activity A Time 3 2 Cost 700 1,100 C 4 2,100 D 6 (b) What is the total project cost (in dollars)? 1,400 E Find the expected project completion time (in days). days 7 F G 2 1,900 500 2 (a) Find the critical path. (Enter your answers as a comma-separated list.) 400
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- Even if she does not, the car will be a showpiece for the rest of the business. Roberts asked the director of service operations to prepare a report about what is involved in restoring the car and whether it can be done in time for the Detroit show in 45 working days using PERT/CPM. The parts manager, the body shop manager, and the chief mechanic have provided the following estimates of times and activities that need to be done, as well as cost estimates. A. Order all needed material and parts (upholstery, windshield, carburetor, and oil pump). Time: 2 days. Cost (telephone calls and labor): $100. B. Receive upholstery material for seat covers. Cannot be done until order is placed. Time: 30 days. Cost: $2,100. C. Receive windshield. Cannot be done until order is placed. Time: 10 days. Cost: $800. D. Receive carburetor and oil pump. Cannot be done until order is placed. Time: 7 days. Cost: $1,750. E. Remove chrome from body. Can be done immediately. Time: 1 day. Cost: $200. F. Remove…K Roger Ginde is developing a program in supply chain management certification for managers. Ginde has listed a number of activities that must be completed before a training program of this nature could be conducted. The activities, immediate predecessors, and times appear in the accompanying table: Activity Immediate Predecessor(s) ABCDEFG B A, D C E, F Time (days) 2 7 2 10 4 5 8 This exercise contains only parts b, c, and d. b) The critical activities for the leadership training program development project are B-D-E-G c) The project length for the leadership training program development project = days.Using AOA, diagram the network described belowfor Lillian Fok's construction project. Calculate its cr itical pathand project completion time.
- The following table details the tasks required forIndiana-based Frank Pianki Industries to manufacture a fullyportable industrial vacuum cleaner. The times in the table are inminutes. Demand forecasts indicate a need to operate with a cycletime of 10 minutes.ACTIVITY ACTIVITY DESCRIPTION IMMEDIATEPREDECESSORS TIMEA Attach wheels to tub — 5B Attach motor to lid — 1.5C Attach battery pack B 3D Attach safety cutoff C 4E Attach fi lters B 3F Attach lid to tub A, E 2G Assemble attachments — 3H Function test D, F, G 3.5I Final inspection H 2J Packing I 2a) Draw the appropriate precedence diagram for this productionline.b) Assign tasks to workstations and determine how much idletime is present each cycle.c) Discuss how this balance could be improved to 100%.d) What is the theoretical minimum number of workstations?The following table details the tasks required for Indiana-based Frank Pianki Industries to manufacture a fully portable industrial vacuum cleaner. The times in the table are in minutes. Demand forecasts indicate a need to operate with a cycle time of 11 minutes. Activity Activity Description Performance Time (mins) Predecessors A Attach wheels to tub 5.0 − B Attach motor to lid 1.5 − C Attach battery pack 2.8 B D Attach safety cutoff 4.0 C E Attach filters 3.0 B F Attach lid to tub 2.0 A, E G Assemble attachments 3.0 − H Function test 3.7 D, F, G I Final inspection 2.0 H J Packing 2.0 I a-b) One of the possible assignment of tasks to workstations is shown correctly in…The AJAX Company is considering implementing anew accounting system, which will automate salesprocessing, cash receipts, accounts payable, andcash disbursement procedures. Roger Moore,AJAX’s CIO sent an announcement letter to theAJAX community. In the letter, Moore said: “Ihave contracted with Spartan Consulting Group todo the needs analysis, system selection, and designwork. The programming and implementation willbe performed in-house using existing IT departmentstaff. The development process will be unobtrusive touser departments because Spartan knows what needsto be done. They will work independently, in thebackground, and will not disrupt departmental andinternal audit work flow with time-consuming interviews,surveys, and questionnaires. This promises tobe an efficient process that will produce a systemthat will be appreciated by all users.”RequiredDraft a memo from George Jones, Director of InternalAudits, in response to Moore’s letter.
- Roger Ginde is developing a program in supply chain management certification for managers. Ginde has listed a number of activities that must be completed before a training program of this nature could be conducted. The activities, immediate predecessors, and times appear in the accompanying table: Activity Immediate Predecessor(s) Time (days) A C D 10 A, D 3 C Е, F 12 This exercise contains only parts b, c, and d. b) The critical activities for the leadership training program development project are days. c) The project length for the leadership training program development project = d) Slack time for each of the activities is: Activity Slack Time A C Enter your answer in each of the answer boxes. 251 DODDO DE EFGOperations Management PLEASE SHOW AND EXPLAIN ALL STEPS & CALCULATIONS- THANK YOU! ABC Construction has developed the following set of activities for its budgeting process. Activity Predecessor Normal Activity Time (Days) Resulting Activity Time if Activity is Crashed (Days) Total Cost to complete activity in Normal Time Total Cost to complete activity in Crash Time A -- 4 2 $200 $600 B A 6 3 $300 $1200 C A 4 1 $300 $900 D B, C 3 2 $500 $550 E D 4 1 $500 $1700 a) Using the Normal Times, what is the critical path and project completion time for the budgeting process? Also, what is the cost to complete the project based on the Normal Times? b) If we want to reduce the project completion time to the minimum possible time by crashing all activities as needed, what is the new project completion time and what is the new total project cost? c) Modify the problem as follows. There is now an indirect cost of $75 per day, which is in addition to the cost identified above.…What is the total cost of this move? Cost per cwt? Cost per revenue mile?
- Cortez Manufacturing intends to increase capacity by overcoming a bottleneck operation by adding new equipment. Two vendors have presented proposals. The fixed costs are $50,000 for proposal A and $75,000 for proposal B. In addition to the proposed fixed costs from the two ve management at Cortez anticipates that they will have to spend $8,000 for installations be completed. The variable cost is $12.00 for A and $11.00 for B. The revenue generated by each unit is $24.00. a) The break-even point in dollars for the proposal by Vendor A = $ (round your response to the nearest whole number). b) The break-even point in dollars for the proposal by Vendor B = $| (round your response to the nearest whole number).For the following schedule, draw the arrow and node diagram. Activity Duration IPA A----3---- ABCDEFGHISKENN с H----------5------ --4- -3--- L- -6---- -3------ -9------ -1- M N----- 3636 B A -9 --A B C, D C,D E F, G, H F, G, H I J, K - GOD BLESS ---K Roger Ginde is developing a program in supply chain management certification for managers. Ginde has listed a number of activities that must be completed before a training program of this nature could be conducted. The activities, immediate predecessors, and times appear in the accompanying table: Activity Immediate Predecessor(s) A BCDEF B A, D C E, F D Time (days) 4 5 3 10 5 5 10 This exercise contains only parts b, c, and d. b) The critical activities for the leadership training program development project are B-D-E-G. c) The project length for the leadership training program development project = days.