Question 1Tailwind, Inc., produces high-quality but expensive training shoes for runners. The Tailwindshoe, which sells for $210, contains both gas- and liquid-filled compartments to provide morestability and better protection against knee, foot, and back injuries. Manufacturing the shoesrequires 10 separate tasks. There are 400 minutes available for manufacturing the shoes inthe plant each day. Daily demand is 60. The information for the tasks is as follows:TaskPerformance Time(in minutes)Task Must FollowThis Task13241325-сНABCDEFGHIN2532ABBC, DAFGE, HRequired:a. Draw the precedence diagram showing the task precedence and their timesb. Determine the cycle time associated with the rate of output required.c. What is the theoretical minimum number of work stations required to satisfy this output rate?d. Allocate the tasks to work stations taking into consideration the precedence requirements and usingthe LOT rule to break ties between feasible tasks.e. What is the efficiency of the line and the idle time percentage?

TaskPerformance time (in minutes)Task must follow this taskA1-B3AC2BD4BE1C,DF3AG2FH5GI1E,HJ3I

Answered: Tailwind, Inc., produces high-quality…

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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Question 2: Mr. K’s is a very popular hair salon. It offers high-quality hairstyling and physical relaxation services at a reasonable price, so it always has unlimited demand. The service process includes five activities that are conducted in the sequence described next (the time required for each activity is shown in parentheses):● Activity 1: Welcome a guest and offer homemade herb tea (13 minutes).● Activity 2: Wash and condition hair (13 minutes).● Activity 3: Neck, shoulder, and back stress-release massage (13 minutes).● Activity 4: Design the hairstyle and do the hair (28 minutes).● Activity 5: Check out the guest (12 minutes).Three servers (S1, S2, and S3) offer the services in a worker-paced line. The assignment of tasks to servers is the following: S1 does Activity 1, S2 does activities 2 and 3, and S3 does activities 4 and 5.
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Question 1Rock View Restaurant is a new fast food restaurant chain. The Operations Manager has dividedits normal drive-through service process into the following tasks:Tasks Description Task Time(InSeconds) PredecessorsA Take order 25 NoneB Receive payment 20 AC Gather drinks 35 AD Gather food 32 AE Put food etc. in bag 25 C,DF Give food to customer 10 B,E Currently, Rock View Restaurant has a single window with one person who takes the order,gather the food, collects the money and gives the food to the customer. This takes an average of147 seconds per customer so only 25.5…
Question 2: A manager wants to assign tasks to workstations as efficiently as possible and achieve an hourly output of 28 units. Assume the shop works a 56-minute hour. Assign the tasks shown in the accompanying precedence diagram (times are in minutes) to workstations using the following rules: (SEE PHOTO) a. What is Cycle time? (Round your answer to 1 decimal place.) In order of most following tasks. Tiebreaker: greatest positional weight. (Use your rounded cycle time. Enter your tasks in the order they were assigned at each station as a letter between a and h in lowercase with no other text or symbols. Round your numerical answers to 1 decimal place.) What is Efficiency? (Use your rounded cycle time in the denominator of your efficiency calculation. Round your answer to 1 decimal place.) b. In order of greatest positional weight. Tiebreaker: most following tasks. (Use your rounded cycle time. Enter your tasks in the order they were assigned at each station as a letter between a and…
Question 1Rock View Restaurant is a new fast food restaurant chain. The Operations Manager has dividedits normal drive-through service process into the following tasks:Tasks Description Task Time(InSeconds)PredecessorsA Take order 25 NoneB Receive payment 20 AC Gather drinks 35 AD Gather food 32 AE Put food etc. in bag 25 C,DF Give food tocustomer10 B,ECurrently, Rock View Restaurant has a single window with one person who takes the order,gather the food, collects the money and gives the food to the customer. This takes an average of147 seconds per customer so only 25.5 cars can be served. Rock View Restaurant wants toincrease its drive-through capacity to 60 cars per hour by forming a multi-window line.i. Draw the precedence diagram to represent the process at Rock View Restaurant.ii. Calculate the cycle time in seconds.iii. Calculate the minimum number of windows that Rock View Restaurant will need toserve 60 cars per hour.iv. Using the LOT heuristic, assign the tasks to the windows…
Q#5: Determine take time of following (Remaining part) d) If a process has 28,000 seconds available to complete work per shift, and 800 pieces are required to meet customer demand, how often do you need to complete a piece to meet that demand? Takt time = ?
Question. The following table is given for the line balancing. The target is to produce 520 units per day within an 8 hour of shift. Do the followings: (a) Draw the precedence diagram (use the MSWord template provided). (b) Calculate the desired cycle time. Use the rounding to make the answer a whole number (Use MSExcel template provided). (c) What is the theoretical minimum number of stations? (Use MSExcel template provided). (d) Find the positional weight and the number of following tasks for each task (Use MSExcel template provided). (e) Assign tasks according to the greatest positional weight rule (Use MSExcel template provided). (f) Find the efficiency of this operation (Use MSExcel template provided). Task Immediate predecessor Task time (second) A 11 B A 25 C A 33 D A 13 E B 17 F B 22 G B 5 H D 34 I D 17 J C,G,H 25 K E,F 6 L I,J 15 M J,K 21…
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