All Matches
Solution Library
Expert Answer
Textbooks
Search Textbook questions, tutors and Books
Oops, something went wrong!
Change your search query and then try again
Toggle navigation
FREE Trial
S
Books
FREE
Tutors
Study Help
Expert Questions
Accounting
General Management
Mathematics
Finance
Organizational Behaviour
Law
Physics
Operating System
Management Leadership
Sociology
Programming
Marketing
Database
Computer Network
Economics
Textbooks Solutions
Accounting
Managerial Accounting
Management Leadership
Cost Accounting
Statistics
Business Law
Corporate Finance
Finance
Economics
Auditing
Ask a Question
Search
Search
Sign In
Register
study help
mathematics
statistics
Questions and Answers of
Statistics
1. State the inequality properties for addition, subtraction, and multiplication. 2. What are the general forms of a linear inequality in x and y? 3. Explain how to obtain the graph of a linear
1. What is the new constraint for the finishing resource?2. The figure shows the graph of the original feasible set for the furniture manufacturing problem drawn with a red boundary. The blue line
1. Does the point (1, 2) satisfy the linear inequality 3x + 4y ≥ 11? 2. Graph the linear inequality x - 3y ≥ 12.
An appliance company has two warehouses and two retail outlets. Warehouse A has 400 refrigerators, and warehouse B has 300 refrigerators. Outlet I needs 200 refrigerators, and outlet II needs 300
Portia has $10,000 to invest. She is considering a certificate of deposit (CD) that is expected to yield 5%, a mutual fund expected to yield 7%, and stocks expected to yield 9%. The amount invested
Suppose that a constraint is added to a cost minimization problem. Is it possible for the new optimal cost to be greater than the original optimal cost? Is it possible for the new optimal cost to be
Suppose that a constraint is removed from a profit maximization problem. Is it possible for the new optimal profit to be greater than the original optimal profit? Is it possible for the new optimal
1. Explain why a linear programming problem will always have a solution if the feasible set is bounded. 2. Suppose that the maximum value of an objective function occurs at two vertices. Explain why
Write the inequality whose graph is the half-plane above and on the line through (2, - 1) and (6, 8.6).
Terrapin Airlines wants to fly 1400 members of a ski club to Colorado. The airline owns two types of planes. Type A can carry 50 passengers, requires 3 flight attendants, and costs $14,000 for the
A nutritionist is designing a new breakfast cereal, using wheat germ and enriched oat flour as the basic ingredients. The given chart shows the nutritional information and costs per ounce. The
An automobile manufacturer makes hardtops and sports cars. The given chart shows the labor requirements and profits per automobile. During each day, 360 labor-hours are available to assemble, 50
A confectioner makes two raisin-nut mixtures. A box of mixture A contains 6 ounces of peanuts, 1 ounce of raisins, and 4 ounces of cashews and sells for $4.25. A box of mixture B contains 12 ounces
A textbook publisher puts out 72 new books each year, which are classified as elementary, intermediate, and advanced. The company's policy for new books is to publish at least four advanced books, at
A computer company has two manufacturing plants, one in Rochester and one in Queens. Packaging a computer in Rochester takes 1.5 hours and costs $15, while packaging a computer in Queens takes 2
Maximize 8x + 13y subject to the constraintsDetermine the corresponding linear system and restate the linear programming problem in terms of the linear system.
Find the particular solution corresponding to the tableau.1.2. 3. 4. 5. 6. 7. 8.
Maximize x + 15y subject to the constraintsDetermine the corresponding linear system and restate the linear programming problem in terms of the linear system.
Pivot the simplex tableauAbout each indicated element, and compute the particular solution corresponding to the new tableau. (a) 2 (b) 3 (c) 1 (second row, first column) (d) 1 (second row, second
Pivot the simplex tableauAbout each indicated element, and compute the solution corresponding to the new tableau. (a) 5 (b) 4 (c) 10 (d) 6 (e) Determine which of the pivot operations increases M the
(a) Name the group I and group II variables in the tableau as given.(b) Pivot the simplex tableau about each indicated element, and compute the solution corresponding to the new tableau. Which
(a) Name the group I and group II variables in the tableau as given.(b) Pivot the simplex tableau about each indicated element, and compute the solution corresponding to the new tableau. Which
Maximize x + 2y - 3z subject to the constraintsDetermine the corresponding linear system and restate the linear programming problem in terms of the linear system.
Maximize 2x + y + 50 subject to the constraintsDetermine the corresponding linear system and restate the linear programming problem in terms of the linear system.
Maximize 3x + 5y + 12z subject to the constraintsDetermine the corresponding linear system and restate the linear programming problem in terms of the linear system.
Maximize 3x + 7y + 5z subject to the constraintsDetermine the corresponding linear system and restate the linear programming problem in terms of the linear system.
(a) Set up the initial simplex tableau. (b) Determine the particular solution corresponding to the initial tableau.
Determine the next pivot element for the tableau.1.2. 3. 4. 5. 6.
Maximize x + 3y subject to the constraintsSolve the linear programming problem by the simplex method.
Maximize x + 2y subject to the constraintsSolve the linear programming problem by the simplex method.
Maximize 4x + 2y subject to the constraintsSolve the linear programming problem by the simplex method.
Maximize 2x + 6y subject to the constraintsSolve the linear programming problem by the simplex method.
Maximize x + 3y + 5z subject to the constraintsSolve the linear programming problem by the simplex method.
Maximize -x + 8y + z subject to the constraintsSolve the linear programming problem by the simplex method.
Maximize 2x + 3y subject to the constraintsSolve the linear programming problem by the simplex method.
Maximize 10x + 12y + 10z subject to the constraintsSolve the linear programming problem by the simplex method.
Maximize 6x + 7y + 300 subject to the constraintsSolve the linear programming problem by the simplex method.
Maximize 10x + 20y + 50 subject to the constraintsSolve the linear programming problem by the simplex method.
A toy manufacturer makes lightweight balls for indoor play. The large basketball uses 4 ounces of foam and 20 minutes of labor and brings a profit of $2.50. The football uses 3 ounces of foam and 30
A large agricultural firm has 250 acres and $8000 available for cultivating three crops: barley, oats, and wheat. Barley requires $10 per acre for cultivation, oats require $15 per acre for
Suppose that a furniture manufacturer makes chairs, sofas, and tables. The amounts of labor of various types, as well as the relative availability of each type, are summarized by the following
A stereo store sells three brands of stereo systems, brands A, B, and C. It can sell a total of 100 stereo systems per month. Brands A, B, and C take up, respectively, 5, 4, and 4 cubic feet of
As part of a weight-reduction program, a person designs a monthly exercise program consisting of bicycling, jogging, and swimming. They would like to exercise at most 30 hours, devote at most 4 hours
A furniture manufacturer produces small sofas, large sofas, and chairs. The profits per item are, respectively, $60, $60, and $50. The pieces of furniture require the following numbers of labor-hours
The XYZ Corporation plans to open three different types of fast-food restaurants. Type A restaurants require an initial cash outlay of $600,000, need 15 employees, and are expected to make an annual
A baby products company makes car seats, strollers, and travel yards. A particular model of car seat requires 5 labor-hours for parts creation, 4 labor-hours for assembly, and 2 labor-hours for
A lawn and garden store creates three different potting mixes sold in 20-pound bags. Mix A contains 12 pounds of peat, 5 pounds of perlite, and 3 pounds of organic material and earns a profit of $3
A builder has $6 million and 12 acres of land on which to build cottages, ranch houses, and McMansions. Each cottage requires 1/4 acre of land and $100,000 to build, and yields a profit of $6000.
A widget manufacturer has the capability of making three types of widgets. Type A widgets require 12 minutes on a lathe, 2 minutes on a grinder, and 2 minutes on a drill press, and produce a profit
Maximize 200x + 500y subject to the constraints
Maximize 60x + 90y + 300z subject to the constraints
Maximize 4x + 6y subject to the constraints
Maximize 2x + 4y subject to the constraints
Maximize 16x + 4y - 20z subject to the constraints
Maximize 3x + 2y + 2z subject to the constraints
(a) Determine the next pivot element.(b) Determine the next tableau.(c) Determine the particular solution corresponding to the tableau of part (b).1.2.
1. Maximize 3x + 4y subject to the constraints2. Maximize 7x + 6y + 5z subject to the constraints
Maximize 3x - y subject to the constraintsSolve the linear programming problem by the simplex method.
Minimize 3x + y subject to the constraintsSolve the linear programming problem by the simplex method.
Minimize 3x + 5y + z subject to the constraintsSolve the linear programming problem by the simplex method.
Minimize 13x + 4y subject to the constraintsSolve the linear programming problem by the simplex method.
Minimize 500 - 10x - 3y subject to the constraintsSolve the linear programming problem by the simplex method.
Minimize 2x + 7y subject to the constraintsSolve the linear programming problem by the simplex method.
Minimize 10x + y subject to the constraintsSolve the linear programming problem by the simplex method.
A dietitian is designing a daily diet that is to contain at least 60 units of protein, 40 units of carbohydrates, and 120 units of fat. The diet is to consist of two types of foods. One serving of
A manufacturing company has two plants, each capable of producing smartphones, tablets, and Bluetooth headphones. The daily production capacities of each plant are as follows. Plant I Plant
An appliance store sells three brands of TV sets, brands A, B, and C. The profit per set is $30 for brand A, $50 for brand B, and $60 for brand C. The total warehouse space allotted to all brands is
A citizen decides to campaign for the election of a candidate for city council. Her goal is to generate at least 210 votes by a combination of door-to-door canvassing, letter writing, and phone
A manufacturer of computers must fill orders from two dealers. The computers are stored in two warehouses located at two airports, one in Boston (BOS) and one in Chicago (MDW). The dealers are
The manufacturer of computers in Exercise 21 gets a revised order from the dealer in Fletcher, now requiring 50 computers. How should the manufacturer adjust the schedule? What is the shipping
Maximize x - 2y subject to the constraints
Minimize 30x + 20y subject to the constraints
1. Minimize x + y + z subject to the constraints2. Minimize 375 - 2x - 3y subject to the constraints Write each linear programming problem as a maximization problem with all inequalities (except x
Determine the next pivot element for the tableau.1.2. 3. 4.
Maximize 40x + 30y subject to the constraintsSolve the linear programming problem by the simplex method.
Suppose that the number of labor-hours that are available each day is increased by 54. Use sensitivity analysis to determine the effect on the optimal number of knives produced and on the profit. The
1. Is it true that the transpose of the transpose of a matrix is the original matrix? 2. Give an example of a matrix that is its own transpose.
1. Minimize 7x + 5y + 4z subject to2. Maximize 20x + 30y subject to
1. Give a matrix formulation of the Cutting Edge Knife Company problem of Example 1. The exclusive Cutting Edge Knife Company manufactures chef's knives and pocket knives. Each chef's knife requires
1. Give the linear programming problem whose matrix formulation is "Minimize CX, subject to the constraints AX ¥ B, X ¥ 0."2. Give the linear programming problem whose matrix
Create a sensitivity report for the transportation problem of Example 2 of Section 3.4. Use the report to determine the shadow price and the allowable increase and decrease for the numbers of TV sets
For what values of h will a change of h labor-hours not change the shadow price of labor? The Cutting Edge Knife Company problem of Example 1. The exclusive Cutting Edge Knife Company manufactures
Create a sensitivity report for the nutrition problem of Example 1 of Section 3.3. Use the report to determine the shadow prices and the allowable increase and decrease for each of the three
Suppose that the number of TV sets stocked in the College Park warehouse is increased to 50. What will be the effect on the optimal numbers of TV sets shipped from each warehouse to each store, and
For what range of values of h will a sensitivity analysis on the effect of a change of h in the number of TV sets stocked in the College Park store be valid?
Refer to Exercise 29 of Section 4.2. For what values of h will a sensitivity analysis on the effect of a change of h pounds of peat be valid? In exercise A lawn and garden store creates three
Consider the nutrition problem in Example 1 of Section 3.3. Solve the problem by the simplex method, and then determine the optimal quantities of soybeans and rice in the diet, and the new cost, if
Find the transpose of each given matrix.1.2. 3. 4.
Maximize 4x + 2y subject to the constraintsDetermine the dual problem of the given linear programming problem.
Minimize 3x + y subject to the constraintsSolve either the original problem or its dual by the simplex method, and then give the solutions to both.
Minimize 3x + 5y + z subject to the constraintsSolve either the original problem or its dual by the simplex method, and then give the solutions to both.
Maximize 10x + 12y + 10z subject to the constraintsSolve either the original problem or its dual by the simplex method, and then give the solutions to both.
Maximize x + 3y subject to the constraintsSolve either the original problem or its dual by the simplex method, and then give the solutions to both.
Give an economic interpretation to the dual of the Cutting Edge Knife Company problem of Example 1 of Section 4.4. The exclusive Cutting Edge Knife Company manufactures chef's knives and pocket
Give an economic interpretation to the dual problem of Exercise 18 of Section 4.3. Plant I Plant
Give an economic interpretation to the dual of the mining problem of Exercise 10 of Section 3.2 and Exercise 18 of Section 3.3.In exercise 10In exercise 18
Give an economic interpretation to the dual of the nutrition problem of Example 1 of Section 3.3.
Consider the Cutting Edge Knife Company problem of Example 1 of Section 4.4. Suppose that the company is thinking of also making Bowie knives. If each Bowie knife requires 4 labor-hours, 6 units of
Minimize 30x + 60y + 50z subject to the constraintsDetermine the dual problem of the given linear programming problem.
Minimize 3x + y subject to the constraints
Showing 80100 - 80200
of 82267
First
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
Last