Chapter9: Math Models And Geometry
Section: Chapter Questions
Problem 470PT: Four-fifths of the people on a hike are children. If there are 12 children, what is the total number...
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Equations and Inequations
Equations and inequalities describe the relationship between two mathematical expressions.
Linear Functions
A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.
Question
The ratio of books to magazines in the children’s section at the
library is 5:2.If there are 225 books calculate the number of magazines
Expert Solution
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Step 1
Given:- Ratio of books to magazines = 5:2
Number of books = 225
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