Concept explainers
Find the total number of boys of ninth grade.
Answer to Problem 28SR
The total number of ninth grade student is 175.
Explanation of Solution
Given:
About
Concept Used:
Let the total number of ninth grade student = x
Condition 1:
Condition 2: there are 14 boys in the ninth grade who cannot distinguish red from green Equation:
Calculation:
Equation:
Solve for x , the total number of boys in ninth grade.
So, the total number of ninth grade student is 175.
Thus, the total number of ninth grade student is 175.
Chapter 3 Solutions
Algebra 1
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