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- 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: A- Time B- Code Description (hrs) Immediate Predecessor(s) C- A Find location; determine resource requirements 25 None Requisition of lumber and sand Dig and grade Saw lumber into appropriate sizes 55 A D- C 100 A E- 30 В E Position lumber in correct locations 20 D, C F- F Nail lumber together 10 E G- Put sand in and under the equipment Put dirt around the equipment G 25 F H F H- Put grass all over the garden, landscape, paint 35 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. 20 40 60 80 100 120 140 160 180 200 220As part of a major plant renovation project, the industrial engineering department has been asked to balance a revised assembly operation to achieve an output of 250 units per 8-hour day. Task times and precedence relationships are as follows: Task Duration(minutes) ImmediatePredecessor a 0.5 - b 0.4 a c 0.5 b d 0.3 - e 1.8 d f 1.9 c g 2 e, f Do each of the following: a. Determine the number of followers for each task. (Please answer number of tasks following task for A-G)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 A B с D E F G H I Description Find location; determine resource requirements Requisition of lumber and sand Dig and grade Saw lumber into appropriate sizes Position lumber in correct locations Time (hrs) 20 60 100 30 20 10 20 10 30 Nail lumber together Put sand in and under the equipment Put dirt around the equipment Put grass all over the garden, landscape, paint Refer to the legend for the activity that corresponds to each code. Using the line drawing tool, draw a Gantt chart for activites E through I of the project. Immediate Predecessor(s) None A A B D, C E F F G, H A B C- D- E F G H- H 0 20 40 60 80 100 120 140 160 180 200 Q ✔
- Kiko Teddy Bear is a manufacturer of stuffed teddy bears. Kiko would like to be able to produce 40teddy bears per hour on its assembly line. The following information will assist in answering thequestions that follow: Task Information for Kiko Teddy Bear Work Element Task Description ImmediatePredecessor Task Time (inseconds)A Cut teddy bear pattern None 90B Sew teddy bear cloth A 75C Stuff teddy bear B 50D Glue on eyes C 20E Glue on nose C…Kiko Teddy Bear is a manufacturer of stuffed teddy bears. Kiko would like to be able to produce 40teddy bears per hour on its assembly line. The following information will assist in answering thequestions that follow: Task Information for Kiko Teddy Bear Work Element Task Description ImmediatePredecessor Task Time (inseconds)A Cut teddy bear pattern None 90B Sew teddy bear cloth A 75C Stuff teddy bear B 50D Glue on eyes C 20E Glue on nose C…7.14. The Henry Street Mission uses volunteers to assemble care packages for needy families during the holiday season. The mis- slon would like to organize the work as efficiently as possible. A list of tasks, task times, and precedence requirements follows: Task Precedence Time (Mins) A B A B. 7. D. C, D 4 a. If the mission wants to complete a care package every 10 min- utes, how many volunteers should be called in? Balance the line and calculate the efficiency. How many packages can be assem- bled in a four-hour period? b. Suppose that volunteers are plentiful. Balance the line to max- imize output. What is the efficiency of the line? How many care packages can be assembled in a four-hour period?
- The Henry Street Mission uses volunteers to assemble carepackages for needy families during the holiday season. Themission would like to organize the work as efficiently as possible. A list of tasks, task times, and precedence re-quirements follows: a. If the mission wants to complete a care package every10 minutes, how many volunteers should be called in?Balance the line and calculate the efficiency. How manypackages can be assembled in a four-hour period?b. Suppose that volunteers are plentiful. Balance the lineto maximize output. What is the efficiency of the line? How many care packages can be assembled in a four-hour period?Sue Helms Appliances wants to establish an assem-bly line to manufacture its new product, the Micro Popcorn Popper. The goal is to produce five poppers per hour. The tasks,task times, and immediate predecessors for producing one MicroPopcorn Popper are as follows:TASK TIME (min) IMMEDIATEPREDECESSORSA 10 —B 12 AC 8 A, BD 6 B, CE 6 CF 6 D, Ea) What is the theoretical minimum for the smallest number ofworkstations that Helms can achieve in this assembly line?b) Graph the assembly line, and assign workers to workstations.Can you assign them with the theoretical minimum?c) What is the efficiency of your assignment?As part of a major plant renovation project, the industrial engineering department has been asked to balance a revised assembly operation to achieve an output of 230 units per 8-hour day. Task times and precedence relationships are as follows: Task Duration(minutes) ImmediatePredecessor a 0.2 - b 0.6 a c 0.4 b d 0.7 - e 1.6 d f 1.8 c g 2 e, f
- Stanford Rosenberg Computing wants to establish an assembly line for producing a new product, the Personal Digital Assistant (PDA). The tasks, task times, and immediate predecessors for the tasks are as follows: Task Time (sec) Immediate Predecessor A 11 − B 14 A C 8 A D 4 B, C E 20 D Rosenberg's goal is to produce 180 PDAs per hour. a) The cycle time for the production of a PDA = 20 seconds (round your response to two decimal places). Part 3 b) The theoretical minimum number of workstations that Rosenberg can achieve in this assembly line=3(round your response up to the next whole number). c) For one to assign the tasks to the actual workstations and be able to use the "theoretical minimum" number, the activity assignment should be: Workstation # Tasks Assigned to Workstation 1 A ▼…As part of a major plant renovation project, the industrial engineering department has been asked to balance a revised assembly operation to achieve an output of 250 units per 8-hour day. Task times and precedence relationships are as follows: Duration Immediate Task (minutes) Predecessor a 0.5 b 0.4 a C 0.5 d 0.3 e 1.8 d. f 1.9 C 2 е, fStanford Rosenberg Computing wants to establish an assembly line for producing a new product, the Personal Digital Assistant (PDA). The tasks, task times, and immediate predecessors for the tasks are as follows: Task Time (sec) Immediate Predecessor A 11 − B 15 A C 7 A D 4 B, C E 20 D Rosenberg's goal is to produce 175 PDAs per hour. a) The cycle time for the production of a PDA = nothing seconds (round your response to two decimal places). B) what's the minimum number of workstations in the assembly line? C) Can the minimum actually be reached when workstations are assigned?