Running Head: JULIA’S FOOD BOOTH Assignment #3: Case Problem "Julia’s Food Booth" Mat540 Quantitative Methods August 22‚ 2012 Julia’s Food Booth (A) Formulate and solve a L.P. model for this case. Variables: Pizza - X1 $1.33 $1.50 14 inches Hot Dogs - X2 $0.45 $1.50 16 square inches Barbecue - X3 $0.90 $2.25 25 square inches Maximize Z= $0.75x1‚ 1.05x2‚ 1.35x3 Subject to: $0.75x1 + $0.45x2 + $0.90x3 ≤ $1‚500 24x1 + 16x2 + 25x3 ≤
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Case Problem 2: Office Equipment‚ Inc. 1. l = 1 llamada/50 hours = 0.02 calls per hour 2. Mean service time = travel time + repair time = 1 + 1.5 = 2.5 hours m = 1 / 2.5 hours = 0.4 customers per hour 3. The travel time is 1 hour. While this is considered part of the service time it actually means that the customer will be waiting during the first hour of the service time. Thus‚ travel time must be added to the time spent in line as predicted model in order to determine
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Case Problem: Textile Mill Scheduling Assuming‚ X1 = Yards of fabric 1 purchased X2 = Yards of fabric 1 on dobbie looms X3 = Yards of fabric 2 purchased X4 = Yards of fabric 2 on dobbie looms X5 = Yards of fabric 3 purchased X61 = Yards of fabric 3 on dobbie looms X62 = Yards of fabric 3 on regular looms X7 = Yards of fabric 4 purchased X81 = Yards of fabric 4 on dobbie looms X82 = Yards of fabric 4 on regular looms X9 = Yards of fabric
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Solution to Case Problem Specialty Toys 10/24/2012 I. Introduction: The Specialty Toys Company faces a challenge of deciding how many units of a new toy should be purchased to meet anticipated sales demand. If too few are purchased‚ sales will be lost; if too many are purchased‚ profits will be reduced because of low prices realized in clearance sales. Here‚ I will help to analyze an appropriate order quantity for the company. II. Data Analysis: 1. 20‚0 00 .025 10‚0 00 30
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References: Local Chua (2003) stated in his “Heart to Heart Talk: Is Your Drinking Water Safe?” that Water purification is now both a science and a technology Foreign Gil and Passino (2004) purification of drinking water is a very important problem in environmental engineering Local Israel (2009) Potable or drinking water is a critical requirement of human life
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MEMO TO: Dr. Norman E. Pence FROM: Mary Nicole Porter DATE: September 11‚ 2013 SUBJECT: Chapter 2 Case Problem 1: Workload Balancing Digital Imaging: Balancing Photo Printer Production Digital Imaging‚ a company that produces photo printers‚ recently introduced two models of printers into the average consumer market: the DI-910‚ and the more sophisticated and faster DI-950. Analysis shows that management can expect profit contributions of $42 for each DI-910 and $87 for each DI-950
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one of the most burning problems of nowadays. Now millions of chimneys‚ cars‚ buses‚ trucks all over the world exhaust fumes and harmful substances into the atmosphere. These poisoned substances pollute everything: air‚ land‚ water‚ birds and animals people. So‚ it is usually hard to breathe in the large cities where there are lots plants. Everything there is covered with soot and dirt. All these affect harmfully. Environmental pollution is one of the most acute problems of modern society. The Earth
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Transportation Problem and Solution in Case of Bangladesh An adequate and efficient transport system is a pre-requisite for both initiating and sustaining economic development. Investment in improving transport efficiency is the key to expansion and integration of markets - sub-national‚ national and international. It also helps the generation of economies of scale‚ increased competition‚ reduced cost‚ systematic urbanization‚ export-led faster growth and a larger share of international
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the Philippines today. A massive refleeting program was introduced to be able to cope with the standards of the industry. Indeed‚ this program paved the way for the problems they are facing right now. Closure Philippine Airlines (PAL) is facing its worst crisis. Foremost in the company’s mind is how can it possibly overcome problems created by the economic turmoil that has been bagging the Asian region since July 1997- a situation few quarters were able to predict. What do they do in times of decreasing
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PLANT: overload as production for North Amercia and European markets was also being handled. line utilisation rate was below the projected target compensation for time lost over defective or no seats URGENCY TO HANDLE THE SEAT PROBLEM: trying to solve the seat problem could hurt the line utilisation BACKGROUND: Japan wanted to set up a plant in North America due to mounting political pressure and rapidly rising yen. However‚ the plant set up in Kentucky by Toyota Motor Corporation (TMC) in
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