Neco 2017 Mathematics Question 19
Practice objective / multiple choice question 19 from the 2017 Neco Mathematics examination.
Based on the Venn diagram of three clubs—Drama (D), Music (M) and Sports (S)—the following numbers are shown: total in D is 70, total in M is 55, total in S is 65; the numbers of students who belong to exactly two clubs are: D\cap M only = 20, D\cap S only = 15, M\cap S only = 25; and 10 students belong to none of the clubs. How many students belong to all three clubs?
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About This Question
This is Neco 2017 Mathematics Question 19. It is one of the objective questions from the 2017 Neco Mathematics examination.
Difficulty level: Medium .
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