Question 4
60 students participated in one or more of the three competitions,i.e. Quiz, Extempore and Debate. A total of 22 students participated either in Quiz only or in Extempore only. 4 students participated in all three competitions. A total of14 students participated in any of the two competitions only. How many students participated in Debate only?
Solution
Total students = 60
Students participated either in Quiz only or in Extempore only = 22
Students participated in all three competitions = 4
Students participated in any of the two competitions only = 14
Students participated in Debate only = 60 - 22 - 4 - 14 = 20
$$\therefore$$ The correct answer is option B.
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