Venn Diagrams
mediumQ1
A 3-set Venn diagram problem states: The number of elements in exactly one set is 60, exactly two sets is 40, and all three sets is 20. What is n(A union B union C)?
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A 3-set Venn diagram problem states: The number of elements in exactly one set is 60, exactly two sets is 40, and all three sets is 20. What is n(A union B union C)?