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Discussion :: Mathematical and Computer Operations

  1. In the questions given below, certain symbols are used with the following meanings:
    'A@B' means 'A is greater than B'.
    'A*B' means 'A is either greater than or equal to B'.
    'A#B' means 'A is equal to B'.
    'A$B' means 'A is either smaller than or equal to B'.
    'A+B' means 'A is smaller than B'.

    Statements: E * F, G $ H, H # E, G @ K
    Conclusions: I. H @ K    II. H * F
  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 E

    Explanation :

    E ≥ F -- (i); G ≤ H -- (ii); H = E -- (iii); G > K -- (iv)

    From (ii) and (iv), we get, H â‰¥ G > K => H > K. 


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