5th Class Mental Ability Coding-Decoding Question Bank Coding Decoding

  • question_answer
    DIRECTIONS: In each of the questions given below, a group of digits followed by four combinations of letter codes labelled (a), (b), (c) and (d) are given. You have to find out which of the combinations is correct coded from of the group of digits as per the following codes and conditions.
    Digit code 9 3 2 8 1 5 7 0 4
    Letter code M E B N K R H T D
                Conditions:
    (i) If the first digit is an odd number, then it is to be coded as 'X'.
    (ii) If the last digit is an even number, then it is to be coded as Y.
    01574

    A)  TKRHD                     

    B)  BTRHX

    C)  TKRHY          

    D)  XTRHY

    Correct Answer: C

    Solution :

          Condition (ii) is applied: So, 01574 = TKRHY


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