Concept explainers
To calculate:Number of students in classat present.
Answer to Problem 29STP
C. 30
Explanation of Solution
Calculation:
Let’s assumethere were
One fourth of them were playing instruments, therefore, number of students playing instruments were
Now, six students joined the class, Therefore, number of students now are,
Out of them four are playing instruments, Therefore, number of students playing instruments are now,
It is said that one third of the students are now playing an instrument,
Chapter 6 Solutions
High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
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