Waec Model Questions Vol1 2021 Mathematics Question 9
Practice objective / multiple choice question 9 from the 2021 Waec Model Questions Vol1 Mathematics examination.
In a class of 70 students, 40 study Mathematics, 30 study Physics, and 20 study Chemistry. Fifteen study both Mathematics and Physics, ten study both Mathematics and Chemistry, eight study both Physics and Chemistry, and five study all three subjects. How many students study none of these subjects?
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About This Question
This is Waec Model Questions Vol1 2021 Mathematics Question 9. It is one of the objective questions from the 2021 Waec Model Questions Vol1 Mathematics examination.
Difficulty level: Medium .
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