Solutions for EBK USING AND UNDERSTANDING MATHEMATICS
Problem 1QQ:
To end up with units of speed, you need to Multiply a distance by a time. Divide a distance by a...Problem 2QQ:
You are given two pieces of information: (1) the volume of a lake in cubic feet and (2) the average...Problem 3QQ:
You are given two pieces of information: (1) the price of gasoline in dollars per gallon and (2) the...Problem 5QQ:
You want to know how much total energy is required to operate a 100-watt light bulb. Do you need any...Problem 6QQ:
New Mexico has a population density of about 12 people per square mile and an area of about 120,000...Problem 7QQ:
The concentration of carbon dioxide in earth’s atmostphere might be started in a. grams per meter....Problem 8QQ:
The guidelines for a particular drug specify a dose of 300 mg per kilogram of body weight per day....Problem 9QQ:
A blood alcohol content (BAC) of 0.08gm/100 ml means a. a person with 4 liters of blood has 0.08/4 =...Problem 2E:
What is energy? List at least three common units of energy. Under what circumstances do the...Problem 4E:
what do we mean by density? What do we mean by concentration? Describe common units of density and...Problem 15E:
A hose fills a hot tub at a rate of 3.2 gallons per minute. How many hours it will take to fill a...Problem 16E:
Competition speed skydivers have reached record speeds of 614 miles per hour. At this speed, how...Problem 18E:
Suppose you earn $8.50 per hour and work 24 eight-hour days a month. How much do you earn in that...Problem 19E:
In 2008,565,650 Americans died of (all forms of) cancer. Assuming a population of 305 million, what...Problem 20E:
In 2008, about 310,000 Americans died of sudden cardiac death. Assuming population of 305 million,...Problem 21E:
There are approximately 3 million births in the United States each year. Find the birth rate in...Problem 22E:
During a long road trip, you drive 420 miles on a 12-gallon tank of gas. What is your gas mileage...Problem 37E:
Gas mileage actually varies slightly with the driving speed of the car (as well as with highway vs....Problem 38E:
Suppose your car averages 32 miles per gallon on the highway if your average speed is 60 miles per...Problem 39E:
Greenland ice sheet. The Greenland ice sheet contains about 3 million cubic kilometers of ice. If...Problem 40E:
Volcanic eruption. The greatest volcanic eruption in recorded history took place in 1815 on the...Problem 43E:
Your utility company charges 13$ per kilowatt-hour of electricity. What is the daily cost of keeping...Problem 44E:
Energy Savings. For these questions, assume 365 days in a year. 44. Suppose you have a clothes dryer...Problem 48E:
Densities. Compute the following densities using the appropriate units. 48. The country with the...Problem 49E:
Densities. Compute the following densities using the appropriate units. 49. New Jersey and Alaska...Problem 51E:
51-52. Medication Doses.
51. The antihistamine Benadryl is often prescribed for allergies. A...Problem 52E:
51-52. Medication Doses.
52. Suppose a dose of 9000 units/kg of penicillin is prescribed every six...Problem 53E:
Blood Alcohol Content: Wine. A typical glass of wine contains about 20 grams of alcohol. Consider a...Problem 62E:
62-67: Drug Dosing.
62. Solution Concentrations.
a. A 5% dextrose solution (D5W) contains 5 mg...Problem 64E:
62-67: Drug Dosing.
64. Infusion Rates for Normal Saline (NS). A normal saline solution (0.9 mg of...Problem 65E:
62-67: Drug Dosing.
65. Infusion Rates for Dopamine. A solution consisting of 300 mg of dopamine...Problem 67E:
Drug Dosing. 67. Administering Penicillin. A doctor administers Penicillin V to a 36-kg patient,...Problem 69E:
69-70: Electric Bills. Consider the following electric bills.
a. Calculate the total electrical...Problem 70E:
69-70: Electric Bills. Consider the following electric bills.
a. Calculate the total electrical...Problem 76E:
Wind Power: One Turbine. Modern wind energy “farms” use large wind turbines to generate electricity...Problem 80E:
Fertilizing Winter Wheat. Guidelines for the amount of supplementary nitrogen needed to grow winter...Problem 84E:
84. Air Pollution. Investigate the average concentrations of various pollutants in a major city of...Browse All Chapters of This Textbook
Chapter P - Literacy For The Model WorldChapter 1.A - Living In The Middle AgeChapter 1.B - Propositions And Truth ValuesChapter 1.C - Sets And Venn DiagramChapter 1.D - Analyzing ArgumentsChapter 1.E - Critical Thinking In Everyday LifeChapter 2.A - Working With UnitsChapter 2.B - Problem Solving With UnitsChapter 2.C - Problem-solving Guidelines And HintsChapter 3.A - Uses And Abuses Of Percentages
Chapter 3.B - Putting Numbers In PerspectiveChapter 3.C - Dealing With UncertaintyChapter 3.D - Index Numbers: The Cpi And BeyondChapter 3.E - How Numbers Can Deceive: Polygraphs, Mammograms, And MoreChapter 4.A - Taking Control Of Your FinancesChapter 4.B - The Power Of CompoundingChapter 4.C - Savings Plans And InvestmentChapter 4.D - Loan Payments, Credit Cards, And MortgagesChapter 4.E - Income TaxesChapter 4.F - Understanding The Federal BudgetChapter 5.A - Fundamentals Of StatisticsChapter 5.B - Should You Believe A Statistical Study?Chapter 5.C - Statistical Tables And GraphsChapter 5.D - Graphics In The MediaChapter 5.E - Correlation And CausalityChapter 6.A - Characterizing DataChapter 6.B - Measures Of VariationChapter 6.C - The Normal DistributionChapter 6.D - Statistical InferenceChapter 7.A - Fundamentals Of ProbabilityChapter 7.B - Combining ProbabilitiesChapter 7.C - The Law Of Large NumbersChapter 7.D - Assessing RiskChapter 7.E - Counting And ProbabilityChapter 8.A - Growth: Linear Versus ExponentialChapter 8.B - Doubling Time And Half-lifeChapter 8.C - Real Population GrowthChapter 8.D - Logarithmic Scales: Earthquakes, Sounds, And AcidsChapter 9.A - Functions: The Building Blocks Of Mathematical ModelsChapter 9.B - Linear ModelingChapter 9.C - Exponential ModelingChapter 10.A - Fundamentals Of GeometryChapter 10.B - Problem Solving With GeometryChapter 10.C - Fractal GeometryChapter 11.A - Mathematics And MusicChapter 11.B - Perspective And SymmetryChapter 11.C - Proportion And The Golden RatioChapter 12.A - Voting: Does The Majority Always Rule?Chapter 12.B - Theory Of VotingChapter 12.C - Apportionment: The House Of Representatives And BeyondChapter 12.D - Dividing The Political Pie
Book Details
Using and Understanding Mathematics: A Quantitative Reasoning Approach prepares students for the mathematics they will encounter in college courses, their future career, and life in general. Its quantitative reasoning approach helps students to build the
Sample Solutions for this Textbook
We offer sample solutions for EBK USING AND UNDERSTANDING MATHEMATICS homework problems. See examples below:
Given: Example: The spread of AIDS: Mathematics is used to study the probability of contracting...Explanation: For an argument to be logical, the three steps are followed. The first is to figure out...Given: “Mike and Erica couldn’t have had an argument, because they weren’t shouting at each other.”...Chapter 2.A, Problem 1QQSuppose the price of the four-star meal, only $100 per couple decades ago, has since increased 200%...Chapter 4.A, Problem 1QQChapter 5.A, Problem 1QQWe have been given three different methods of finding the mean and we have to find the correct...Chapter 7.A, Problem 1QQ
Given Info: A town’s population increases in one year from 100,000 to 110,000.Population is growing...Explanation: Given: In mathematics, a function tells us a) how one variable depends on another. b)...Explanation: Through two points in a space, only a line can be drawn. A line is formed by connecting...Musical sound is that sound which has controlled pitch and timbre. These sounds are produced by...Explanation: A majority rule winner is guaranteed only in elections with no more than two...
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