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 DescriptionTask TimePredecessors(InSeconds)ATake order25NoneВReceive payment20ACGather drinks35ADGather food32АPut food etc. in bagGive food toE25C.DF10В.ЕcustomerCurrently, 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.

Answered: Currently, Rock View Restaurant has a…

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 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…
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: The limitations for the Infosys Limited company and give recommendations to solve it. (10m)
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 3: A catering company must have the following number of clean napkins available at the beginning of each of the next four days: day 1: 15, day 2: 12, day 3: 18, and day 4: 6. After being used, a napkin can be cleaned by one of two methods: fast service or slow service. Fast service costs $0.10 per napkin, and a napkin cleaned via fast service is available for use the day after it is last used. Slow service costs $0.06 per napkin, and a napkin cleaned via slow service is available two days after they were last used. New napkins can be purchased for a cost of $0.20 per napkin. Part A: Formulate the problem as a minimum cost transportation problem. Part B: Use Excel Solver to solve the problem (provide exact values for all variables and the optimal objective function).
QUESTION FOURDebonair Pizza at Mukuba Mall makes two types of Pizza: the Cram-Decker and the Triple Decker. The only scarce resource that is needed to produce Pizza is labour. At present, the company has two shifts. In shift one a worker should be willing to work up to 60 hours per week and is paid K25 per hour. In shift two, a worker will work up to 40 hours per week for K30 per hour. The price as well as the resources required to make each type of Pizza are given in Table below: Cram-Decker Triple Decker Price K300 Resource; Price K270 Resource;Shift One 4 hour labour Shift One 6 hours labourShift Two 4 hour labour Shift Two 2 hours labourRaw material cost K50 Raw material cost…
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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…
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QUESTION 29 A _____ must be achieved to fulfill a company’s mission. a. critical success factor b. vision competency c. core competency d. key performance factor QUESTION 38 Transaction processing (TP) systems _____. a. simulate human reasoning by combining a knowledge base and inference rules that determine how the knowledge is applied b. process data generated by day-to-day business operations c. provide job-related information to users at all levels of a company d. include email, voice mail, fax, video conferencing, word processing, automated calendars, database management, spreadsheets, and integrated mobile computing systems QUESTION 40 The systems implementation phase of the systems development life cycle (SDLC) includes an assessment, called a _____, to determine whether the system operates properly and if costs and benefits are within expectation. a. systems estimation b. systems…

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