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9th Class Mental Ability Related to Competitive Exam Question Bank Arithmetical Reasoning

  • question_answer
    Direction for questions: Circle A represents even numbers from 2 to 50. Circle B represents odd numbers from 2 to 50. Circle C, represents prime numbers from 2 to 50.
    How many elements are there in set A only?

    A) 25                       

    B)        24

    C) 23                       

    D)        22

    E) None of these

    Correct Answer: B

    Solution :

    Explanation Option [b] is correct. Number of elements in set A only = 24 i.e., the even numbers which are not primes.


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