Igcse Model Questions Vol1 2021 Mathematics Question 5
Practice objective / multiple choice question 5 from the 2021 Igcse Model Questions Vol1 Mathematics examination.
The Venn diagram shows three sets \(A, B, C\) within a universal set of 50 elements. The numbers displayed are: \(B\) only = 8, \(C\) only = 5, \(A\cap B\) only = 4, \(A\cap C\) only = 3, \(A\cap B\cap C\) = 1, and \(\text{none}\) = 10. The numbers in the regions \(A\) only and \(B\cap C\) only are not shown. It is also given that set \(A\) contains 20 elements in total. Determine (i) the number of elements that belong to exactly two of the sets, and (ii) the number of elements that belong to at most one set.
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About This Question
This is Igcse Model Questions Vol1 2021 Mathematics Question 5. It is one of the objective questions from the 2021 Igcse Model Questions Vol1 Mathematics examination.
Difficulty level: Medium .
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