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Discussion :: Mathematical and Computer Operations

  1. In these questions, certain symbols have been used to indicate relationships between elements follows:
    'A*B' means 'A is either equal to or greater than B'.
    'A$B' means 'A is equal to B'.
    'A£B' means 'A is either equal to or smaller than B'.
    'A&B' means 'A is smaller than B'.
    'A@B' means 'A is greater than B'.

    Statements: T & K, K * B, S * K
    Conclusions: I. B * T   II. S £ T
  2. A.
    if only conclusion I is true.
    B.
    if only conclusion II is true.
    C.
    if either conclusion I or II is true.
    D.
    if neither conclusion I nor II is true.
    E.
    if both the conclusions I and II are true.

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    Answer : Option D

    Explanation :

    Combining I and III, we get 

    S ≥ K > T. Therefore S ≤ T is not true. We have no information about the relationship between B and T.


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