Gce Model Questions Vol1 2020 Mathematics Question 7
Practice objective / multiple choice question 7 from the 2020 Gce Model Questions Vol1 Mathematics examination.
In a school of 120 students, the numbers studying Mathematics (set A), Physics (set B) and Chemistry (set C) are as follows: \(|A|=70\), \(|B|=65\), \(|C|=50\). The pairwise intersections are \(|A\cap B|=30\), \(|A\cap C|=25\), \(|B\cap C|=20\). No number is given for the three‑way intersection. Using the Venn diagram, find how many students study exactly one of the three subjects.
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About This Question
This is Gce Model Questions Vol1 2020 Mathematics Question 7. It is one of the objective questions from the 2020 Gce Model Questions Vol1 Mathematics examination.
Difficulty level: Medium .
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