Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-3

  • question_answer
    DIRECTION: Study the following information and answer the questions given below
    (i) \['A-B'\]means 'B is father of A'
    (ii) \['A\times B'\]means 'A is sister of B'
    (iii) \['A+B'\] means 'A is brother of B'
    (iv) \['A-B'\] means 'B is mother of A'
    Which of the following is/are redundant to answer the above question?         

    A)  (ii) only

    B)  (i) only

    C)  (i) and (iv) only

    D)  Either (i) and (iii) or (ii) and (iv)

    Correct Answer: B

    Solution :

    \[R+N-Q\times T\]is the required equation to answer the previous question. Here the used symbols are '+', '-' and 'x' Therefore, redundant part of the symbols given in the direction is statement (i).


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