1.

(i) 'SxxT' means 'S is the brother of T'. (ii) 'S div T' means 'T is the father of S'. (iii) 'S+T' means 'S is the sister of T'. (iv) 'S-T' means S' is the mother T'.Which of the following statement(s) is /are superfluous to answer the above question ?

Answer»

(i) only
(ii) only
(III) only
Only (iii) and (iv)

Solution :(d) STATEMENTS (iii) and (iv) are SUPERFLUOUS because relationshipbetween S and T is not REQUIRED anywhere .


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