Math Problem Statement
Out of a certain group of 200 students, 40 read in Arabic languages, 76 read in Bangla languages, 82 read in Chinese languages, 36 read exactly two of all these languages, 30 read Arabic but not in Chinese languages, 10 read in both Arabic and Bangla languages and none read all of the three languages.
i) How many read in Bangla languages only?
ii) How many read in Chinese languages only?
iii)How many read in at least one language?
iv ) How many read only one of the three languages?
Solution
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Math Problem Analysis
Mathematical Concepts
Set Theory
Venn Diagram Analysis
Logical Reasoning
Formulas
Union of sets: |A ∪ B ∪ C| = |A| + |B| + |C| - |A ∩ B| - |A ∩ C| - |B ∩ C| + |A ∩ B ∩ C|
Intersection of two sets: |A ∩ B|, |A ∩ C|, |B ∩ C|
Theorems
Principle of Inclusion-Exclusion
Suitable Grade Level
Grades 9-12
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