Math in Our World3rd EditionDavid Sobecki Professor, Allan G. Bluman Publisher: McGraw-Hill EducationISBN: 9780073519678
Math in Our World
Solutions for Math in Our World
Problem 1TTO:
Suppose you want to cut a 4-foot-long party sub into 20 pieces by first cutting it lengthwise down...Problem 2TTO:
A rectangular poster promoting the tailgate bash in Example 2 is restricted to 10 inches in width to...Problem 3TTO:
Michelle shipped some packages for her boss and cant find the receipt, but she needs an itemized...Problem 4TTO:
A condo on the water in Myrtle Beach can be rented for 280 per day, with a nonrefundable application...Problem 5TTO:
Megans car gets 28 miles per gallon on long trips. She leaves home, bound for a friends house 370...Problem 6TTO:
A student teacher wants to divide his sixth grade class into groups to work on a project. Hed like...Problem 7E:
If 24 is added to a number, it will be 3 times as large as it was originally. Find the number.Problem 8E:
If the smaller of two numbers is one-half of the larger number and the sum of the two numbers is 57,...Problem 9E:
The sum of the digits of a two-digit number is 7. If 9 is subtracted from the number, the answer...Problem 10E:
If the sum of the digits of a two-digit number is 7 and the tens digit is one more than the ones...Problem 11E:
When the mortgage is completely paid off for Mark and Lynnes house, it will be 5 times as old as it...Problem 12E:
Hoang has worked as a nurse at Springfield General Hospital for 5 years longer than her friend Bill....Problem 16E:
Nine athletes from a co-ed track team stop for lunch. The men eat four pieces of pizza each, the...Problem 19E:
A fraternity charged 2.00 admission for dudes and 1.00 admission for ladies to their finals week...Problem 20E:
While reviewing the previous days arrest report, a police sergeant notices that nine suspects were...Problem 24E:
Suzie hangs 10 pictures that each measure 812 inches wide on a wall. She spaces them 6 inches apart...Problem 28E:
A standard tube of silicone caulk will make a 3/16 bead of caulk 50 feet long. Manuel plans to seal...Problem 33E:
Kams monthly budget includes 256 for food. 125 for gasoline, and 150 for utilities. If he earns...Problem 41E:
A clerk earns 9.50 per hour and is paid time and a half for any hours worked over 40. Find the...Problem 42E:
A cell phone company charges 35 cents per minute during the daytime and 10 cents per minute during...Problem 43E:
Last week at Chilis, my wife and I played a game on a tabletop video screen. The object is to move...Problem 44E:
Last week at Chilis, my wife and I played a game on a tabletop video screen. The object is to move...Problem 50E:
How many total triangles are in this figure?Browse All Chapters of This Textbook
Chapter 1 - Problem SolvingChapter 1.1 - The Nature Of Mathematical ReasoningChapter 1.2 - Estimation And Interpreting GraphsChapter 1.3 - Problem Solving StrategiesChapter 2 - SetsChapter 2.1 - The Nature Of SetsChapter 2.2 - Subsets And Set OperationsChapter 2.3 - Using Venn Diagrams To Study Set OperationsChapter 2.4 - Using Sets To Solve ProblemsChapter 2.5 - Infinite Sets
Chapter 3 - LogicChapter 3.1 - Statements And QuantifiersChapter 3.2 - Truth TablesChapter 3.3 - Types Of StatementsChapter 3.4 - Logical ArgumentsChapter 3.5 - Euler CirclesChapter 4 - Numeration SystemsChapter 4.1 - Early And Modern Numeration SystemsChapter 4.2 - Tools And Algorithms In ArithmeticChapter 4.3 - Base Number SystemsChapter 4.4 - Operations In Base Number SystemsChapter 5 - The Real Number SystemChapter 5.1 - The Natural NumbersChapter 5.2 - The IntegersChapter 5.3 - The Rational NumbersChapter 5.4 - The Irrational NumbersChapter 5.5 - The Real NumbersChapter 5.6 - Exponents And Scientific NotationChapter 5.7 - Arithmetic And Geometric SequencesChapter 6 - Topics In AlgebraChapter 6.1 - The Fundamentals Of AlgebraChapter 6.2 - Solving Linear EquationsChapter 6.3 - Applications Of Linear EquationsChapter 6.4 - Ratio, Proportion, And VariationChapter 6.5 - Solving Linear InequalitiesChapter 6.6 - Solving Quadratic EquationsChapter 7 - Additional Topics In AlgebraChapter 7.1 - The Rectangular Coordinate System And Linear Equations In Two VariablesChapter 7.2 - Systems Of Linear EquationsChapter 7.3 - Linear InequalitiesChapter 7.4 - Linear ProgrammingChapter 7.5 - FunctionsChapter 7.6 - Quadratic, Exponential, And Logarithmic FunctionsChapter 7.7 - Solving Systems Of Linear Equations Using MatricesChapter 8 - Consumer MathChapter 8.1 - PercentsChapter 8.2 - Simple InterestChapter 8.3 - Compound InterestChapter 8.4 - Installment BuyingChapter 8.5 - Student Loans And Home BuyingChapter 8.6 - Investing In Stocks And BondsChapter 9 - MeasurementChapter 9.1 - Measures Of Length: Converting Units And The Metric SystemChapter 9.2 - Measures Of Area, Volume, And CapacityChapter 9.3 - Measures Of Weight And TemperatureChapter 10 - GeometryChapter 10.1 - Points, Lines, Planes, And AnglesChapter 10.2 - TrianglesChapter 10.3 - Polygons And PerimeterChapter 10.4 - Areas Of Polygons And CirclesChapter 10.5 - Volume And Surface AreaChapter 10.6 - Right Triangle TrigonometryChapter 10.7 - A Brief Survey Of Non-euclidean And Other GeometriesChapter 11 - Probability And Counting TechniquesChapter 11.1 - The Fundamental Counting Principle And PermutationsChapter 11.2 - CombinationsChapter 11.3 - Basic Concepts Of ProbabilityChapter 11.4 - Tree Diagrams, Tables, And Sample SpacesChapter 11.5 - Probability Using Permutations And CombinationsChapter 11.6 - Odds And ExpectationChapter 11.7 - The Addition Rules For ProbabilityChapter 11.8 - The Multiplication Rules And Conditional ProbabilityChapter 11.9 - The Binomial DistributionChapter 12 - StatisticsChapter 12.1 - Gathering And Organizing DataChapter 12.2 - Picturing DataChapter 12.3 - Measures Of AverageChapter 12.4 - Measures Of VariationChapter 12.5 - Measures Of PositionChapter 12.6 - The Normal DistributionChapter 12.7 - Applications Of The Normal DistributionChapter 12.8 - Correlation And Regression AnalysisChapter 13 - Voting MethodsChapter 13.1 - Preference Tables And The Plurality MethodChapter 13.2 - The Borda Count Method And The Plurality-with-elimination MethodChapter 13.3 - The Pairwise Comparison Method And Approval VotingChapter 13.4 - ApportionmentChapter 13.5 - Apportionment FlawsChapter 14 - Graph TheoryChapter 14.1 - Basic Concepts Of Graph TheoryChapter 14.2 - Euler's TheoremChapter 14.3 - Hamilton Paths And CircuitsChapter 14.4 - TreesChapter 15 - Other Mathematical SystemsChapter 15.1 - Mathematical Systems And GroupsChapter 15.2 - Clock ArithmeticChapter 15.3 - Modular Systems
Book Details
The author team of Dave Sobecki and Allan Bluman created an engaging text and digital program aimed at meeting the needs of today's liberal arts math students, resulting in the third edition of Math in Our World. This revision focused on further development of critical thinking skills through several hundred revised exercises and examples, still presented within the hallmark style of the Math in Our World program.
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