Concept explainers
A real-world percent problem that can be solved by using the given proportion.
The value of
Answer to Problem 21E
The value of
Explanation of Solution
Given information:
Consider the proportion given in the question:
Concept used:
Calculation:
As per the problem
Consider, In a society
The number of children in the society is
Find the total number of residents of the society.
Consider the total number of residents in the society as
Write the proportion
Substitute
Use cross product property
Multiply
Divide both sides by
Therefore,
The total number of residents in the society is
Hence,
The value of
Chapter 7 Solutions
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Additional Math Textbook Solutions
College Algebra (5th Edition)
Intermediate Algebra for College Students (7th Edition)
College Algebra
Graphical Approach To College Algebra
College Algebra in Context with Applications for the Managerial, Life, and Social Sciences (5th Edition)
- Algebra and Trigonometry (6th Edition)AlgebraISBN:9780134463216Author:Robert F. BlitzerPublisher:PEARSONContemporary Abstract AlgebraAlgebraISBN:9781305657960Author:Joseph GallianPublisher:Cengage LearningLinear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning
- Algebra And Trigonometry (11th Edition)AlgebraISBN:9780135163078Author:Michael SullivanPublisher:PEARSONIntroduction to Linear Algebra, Fifth EditionAlgebraISBN:9780980232776Author:Gilbert StrangPublisher:Wellesley-Cambridge PressCollege Algebra (Collegiate Math)AlgebraISBN:9780077836344Author:Julie Miller, Donna GerkenPublisher:McGraw-Hill Education