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OPERATIONS RESEARCH ASSIGNMENT

$10-30 USD

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Publicado há mais de 7 anos

$10-30 USD

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Question one A manufacturer is to market a new fertilizer which to be a mixture of two ingredients A and B. the properties of the two ingredients are given in the table: Bone meal Nitrogen Lime Phosphates Cost(Shs)/kg Ingredient A 20% 30% 40% 10% 12 Ingredient B 40% 10% 45% 5% 8 It has been decided that: • the fertilizer will be sold in bags containing 100kgs • it must contain at least 15% nitrogen • it must contain at least 8% phosphates • it must contain at least 25% bone meal The manufacturer wishes to meet the above requirements at the minimum cost possible. Formulate a linear programming model for the problem and apply graphical method to solve it (6 marks) Question two Solve the following linear program by simplex method Minimize Subject to (6 marks) Question three A marketing manager has five salesmen all of different capabilities, The salesmen are to be deployed to five districts, the estimates made by the marketing manager for the sales per month (10,000 shillings) for each salesman in each district would be as follows. District Salesman A B C D E 1 32 38 40 28 40 2 40 24 28 21 36 3 41 27 33 30 37 4 22 38 41 36 36 5 29 33 40 35 39 Find the assignment of salesmen to the districts that will result in maximum sales.(5marks) Question four A self-service store employs one cashier at its counter. 9 customers arrive on an average every FIVE minutes while the cashiers can serve 10 customers in FIVE minutes. Assuming Poisson distribution for arrival rate and exponential distribution for service times, find; (i) Average number of customers in the system. (2 marks) (ii) Average number of customers in the queue. (2 marks) (iii) Average time a customer spends in the system. (2 marks) Question five A Company ltd is planning to open a new branch to grow its business. The administration is treating the move as a project to be undertaken. The following activities together with their related data have been identified. Activity Preceding Activity Time in Days Optimistic Most likely Pessimistic Time Time Time A B C D E F G H I J K - A A B C D C F,E G H,I J 6 9 12 6 8 10 3 7 11 12 16 20 6 11 22 12 15 24 5 7 15 4 8 12 6 8 10 14 28 48 6 6 24 Required:- a) Draw a network to represent the above data (3 marks) b) Determine the critical path of the project and the expected project length (2 marks) c) Calculate the floats for each activity if any (2 marks)
ID do Projeto: 12043698

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12 propostas
Projeto remoto
Ativo há 7 anos

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12 freelancers estão ofertando em média $31 USD for esse trabalho
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Hello – I am Rajesh having a PhD in engineering from a top university and written a book on optimization which is listed in amazon. Please see title: Optimization: Algorithms and Applications, CRC Press, 2015. I have expertise in LPP and its solution methods. I good report is guaranteed of for you. I am highly qualified for this project and would like to speak with you further about taking this project on. If you'd like to view my previous work along with excellent feedback from my employers, take a look at my Freelancer Portfolio. Thanks.
$66 USD em 1 dia
4,8 (32 avaliações)
5,7
5,7
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Hello! I am a professor of OR teaching at one of the US Universities. I can help you with your problem. I help my clients here for my personal interest mostly by completing different projects. Let me know what are the details of the problem and we can start the work. I teach this to my students on a daily basis so the quality is guaranteed. Regards, Proprof
$55 USD em 1 dia
5,0 (7 avaliações)
4,8
4,8
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Hello sir I am an engineer in operation research and decision support I can achieve this project perfectly contact me for more details best regards
$35 USD em 1 dia
4,9 (18 avaliações)
4,1
4,1
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Greetings!! I am a statistician by profession and much conversant with operation research and precisely transportation problems as well as optimization.I have downloaded the assignment and carefully read through, for this I guarantee you an A and equally value of your money. Offer me the opportunity to serve you with diligence and expertise in delivering 100% quality work in time. Kind regards, Kiprop Geofrey
$30 USD em 1 dia
4,8 (8 avaliações)
2,9
2,9
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Hi I am passionate about solving statistical problem and good . New on freelancer. Here for getting good reviews initially and not for cost. What software do you want to use
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Post Graduated in Thermal Engineering from Gautam Buddha University. Good at research and mathematical works.
$18 USD em 1 dia
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I solved the problem for you. :) Just accept my bid and get the solution you want .
$15 USD em 1 dia
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I have deep knowledge about operations research and discrete event simulation. I am doing my masters thesis in industrial engineering and know a lot about optimization techniques.
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practice my skill
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i will solve those 5 question .....................................................................................................................................................................................................
$15 USD em 1 dia
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Bandeira do(a) KENYA
Mombasa, Kenya
5,0
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Membro desde dez. 4, 2015

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