Mathematics · Set Theory
In a school, 52% of students failed in Mathematics, 47% failed in Physics, and 45% failed in Chemistry. 8% of students failed in all three subjects. 20% failed in Mathematics and Physics, 22% failed in Physics and Chemistry, and 19% failed in Chemistry and Mathematics. Find the percentage of students who failed in only Mathematics.
- 131%
- 251%
- 321%✓
- 411%
Correct answer
21%
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