9th Class Mental Ability Blood Relations Question Bank Blood Relation

  • question_answer
    Directions: The following questions are based on the information given below:
    (i) \[P\times Q\]means 'P is the father of Q?
    (ii) \[PQ\]means 'P is the sister of Q?
    (iii) \[P+Q\]means 'P is the mother of Q?
    (iv) \[PQ\]means 'P is the brother of Q?
    Which one of the following represents ?J is son of F??

    A) \[J-R-T\times F\]    

    B)        \[J+R-T\times F\]

    C) \[J-M-N\times F\]     

    D)        \[J-R-T\times F\]

    E) None of these

    Correct Answer: E

    Solution :

    Explanation Option [e] is correct. \[J\div R-T\times F\] means J is the brother of R who is the sister of T who is the father of F i.e. J is the uncle of F. \[J+R\,\text{-}\,T\times F\]means J is the mother of R who is the sister of T who is the father of F i.e. J is the grandmother of F. \[J\div M-N\times F\]means J is the brother of M who is the sister of N who is the father of F, J is the uncle of F. ?J is son of F? means F is the mother, father of J who is a male (brother of some person A) e/e/ \[F\times J\div A\] or \[F+J\div A\].


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