Math Problem Statement
a survey was conducted at an academy with 100 students, asking which industry they would like to work in. After the survey, 40 students expressed interest in the anime industry. Of these, 5 students wanted to work in both anime and video games, but not music and 10 wanted to word exclusively in the anime industry. Additionally , 15 students wanted to work in all 3 industries. How many students want to work both the anime and music industry?
Solution
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Math Problem Analysis
Mathematical Concepts
Set Theory
Inclusion-Exclusion Principle
Formulas
Inclusion-Exclusion Principle: |A ∩ B ∩ C| = |A| - |A only| - |A ∩ B ∩ not C|
Set Intersection Formula
Theorems
Principle of Inclusion-Exclusion
Suitable Grade Level
Grades 9-12
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