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OpenStax - Contemporary Mathematics 1e (Homework)

James Finch

Math - Developmental, section A, Fall 2019

Instructor: Dr. Friendly

Current Score : – / 17

Due : Monday, December 30, 2030 23:59 EST

Last Saved : n/a Saving...  ()

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  • Instructions

    WebAssign is proud to support the open source teaching community through our partnership with OpenStax. Contemporary Math, 1st edition, written by Donna Kirk and published by OpenStax, is designed to meet the scope and sequence requirements of a one-semester Liberal Arts Mathematics course. The WebAssign online question content for this title is enriched with student learning resources and is offered as a low-cost option.

    This demo assignment allows many submissions and allows you to try another version of the same question for practice wherever the problem has randomized values.

    The answer key and solutions will display after the first submission for demonstration purposes. Instructors can configure these to display after the due date or after a specified number of submissions.

Assignment Submission

For this assignment, you submit answers by question parts. The number of submissions remaining for each question part only changes if you submit or change the answer.

Assignment Scoring

Your last submission is used for your score.

1. –/1 points OSConMath1 6.1.021. My Notes
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  • This question shows how multiple variables within the problem can be randomized for students.
77 people in a village of 350 want to install a new splashpad at the local playground. What percent of the village wants to install the new splashpad?
%
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2. –/1 points OSConMath1 6.10.013. My Notes
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  • This question provides an example of a question from the text that provides real-life relevancy.
The billing cycle for a credit card goes from April 1 to April 30. The balance at the start of the billing cycle is $1,572.00. The list of transactions on the card is below.
Date Activity Amount
1-Apr Billing Date Balance $1,572.00
9-Apr Gasoline $53.24
9-Apr Food $102.56
9-Apr Payment $625.00
13-Apr Camping Trip $223.75
21-Apr Gasoline $31.45
22-Apr Gifts $144.88
22-Apr Food $44.75
30-Apr Gym Payment $71.99
Find the average daily balance for the billing cycle. (Round your answer up to the nearest cent.)
$
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3. –/1 points OSConMath1 1.4.011.Tut. My Notes
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  • Tutorials are an optional student help tool available within select questions for just-in-time support. Students can use the tutorial to guide them through the problem-solving process step-by-step using different numbers.
Consider the following sets.
A = {2, 4, 6, 8, 10, 12},
B = {4, 8, 12, 16, 20},
C = {8, 16, 24, 32, 40}, and
D = {10, 20, 30, 40, 50}
Determine the union or intersection of the sets as indicated. (Enter your answer in roster notation.)
C ∪ (D ∪ A)

Additional Materials

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4. –/4 points OSConMath1 2.2.011.Tut.SA. My Notes
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  • Standalone Tutorials are embedded, step-by-step tutorials used to help students understand each step required to solve the problem, before inputting their final answer.


This question has several parts that must be completed sequentially. If you skip a part of the question, you will not receive any points for the skipped part, and you will not be able to come back to the skipped part.

Tutorial Exercise
Given p: "Tom is a cat," q: "Jerry is a mouse," r: "Spike is a dog," s: "Tom chases Jerry," and t: "Spike catches Tom," translate the following compound statement into symbolic form.
It is not the case that Jerry is not a mouse and Spike is not a dog.
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5. –/1 points OSConMath1 1.1.002. My Notes
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  • This question contains an algebraic answer blank that has students enter a set.
Represent the given set using the roster method.
a set of the following flowers: orchid, iris, rose, daisy, and tulip
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6. –/3 points OSConMath1 2.3.021. My Notes
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  • This question includes a truth table.
Complete the truth table to determine the truth value of the proposition in the last column.
p q r ~p
~p ∨ q
(~p ∨ q) ∧ r
T T T
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7. –/1 points OSConMath1 5.5.014. My Notes
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  • This question is an example where students are asked to graph a linear equation.
Graph by plotting points.
y = 7x − 1
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  • After you add an object to the graph you can use Graph Layers to view and edit its properties.
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8. –/5 points MathSuccess1 2.16.001. My Notes
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  • Math Mindset Modules prepare students for challenging math topics with interactive and reflective exercises on relevant topics.

Math in Real Life

Have you ever questioned why learning math is so important? While math class can be challenging and even frustrating at times, grasping the reasons behind its importance can help you appreciate the value it brings to our daily lives.
Watch the video on Math in Real Life.
Learning math is essential for several reasons, which include practical, cognitive, and societal benefits. Here are some key reasons why learning math is important:
    • Everyday Tasks: Math will help you with manage your personal finances and make informed investment decisions.
    • Shopping and Discounts: Your understanding of percentages and basic arithmetic helps you calculate discounts, compare prices, and make cost-effective purchases.
    • Mental Discipline: Math helps you develop mental discipline, pay attention to detail, and practice precision.
    • Abstract Thinking: It encourages abstract and spatial thinking, allowing you to visualize and manipulate objects in your mind.
    • Informed Decision-Making: Understanding statistics and probability helps you make informed decisions about health, safety, and public policies.
    • Critical Evaluation: It allows you to critically evaluate information, discern fake news, and understand the implications of numerical data presented in the media.
There are exciting careers that that utilize math. Here are some examples:
Economics: Economists use math to analyze data, model economic scenarios, and forecast trends.
Actuarial Science: Actuaries use statistics, probability, and financial theory to assess risk and help businesses plan for the future.
Medicine and Pharmacy: Medical professionals and pharmacists use math for dosage calculations, statistical analysis of medical studies, and interpreting lab results.
Astronomy: Astronomers use math to calculate distances, orbits, and properties of celestial objects.
Operations Research: Operations researchers use mathematical models and techniques to optimize business processes, improve decision-making, and increase efficiency.
Marketing Analysis: Marketing analysts use math to analyze consumer behavior, measure campaign effectiveness, and optimize marketing strategies.
Math can also help you appreciate how far we have come as a society.
  • Mathematical concepts and discoveries are integral to human history and culture, reflecting the advancements of civilizations throughout time. The pursuit of mathematical knowledge stands as a testament to human creativity and ingenuity.
  • Math is a universal language that transcends cultural and linguistic barriers, fostering global communication and collaboration. It forms the foundation of scientific research and discovery, enabling precise measurements, modeling, and predictions that drive innovation and progress.
Mathematics has been integral to human life since ancient times, shaping our daily routines. Understanding its practical applications reveals its value beyond the classroom, enabling you to make informed decisions and solve everyday problems more effectively.
Multiple-Choice Questions
(a)
Learning math is essential for several reasons, including practical, cognitive, and societal benefits. According to the definitions provided in this activity, which of the following are important uses of mathematics? (Select all that apply.)

(b)
How does math contribute to developing mental discipline?
    
(c)
How do you feel about the following statement? "I use math every day."
    
(d)
How do you feel about the following statement? "The pursuit of mathematical knowledge stands as a testament to human creativity and ingenuity."
    
(e)
How will understanding how math applies to real life help you in future math courses?
    
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