Instructions

In each questions below is given a group of digits followed by four combinations of letters or symbols numbered a, b, c and d. You have to find out which of the combinations correctly represents the group of digits based on the coding system and the conditions given below and mark the number of that combination as your answer. If none of the combinations correctly represents the group of digits, mark e:, i.e. None of these’ as your answer.

Conditions :
(i) If the first digit is odd and the last digit is even, the codes for the first and last digits are to be interchanged.
(ii) If both the first and the last digits are even, both are to be coded as *.
(iii) If both the first and the last digits are odd, both are to be coded as $. Question 184 # 794821 Solution Expression : 794821 Since, the first and last digit are both odds, thus rule (iii) is applied and both are to be coded as$

=> Code for 794821 = $R%D©$

=> Ans - (D)

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