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Discussion :: Mathematical and Computer Operations

  1. In the following questions the symbols $, @, *, # and > are used with the following meanings:
    'A$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 smaller than B'.
    'A?B' means 'A is either smaller than or equal to B'.

    Statements: M # N, T # U, N # U
    Conclusions: I. M ? T   II. T $ N
  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 B

    Explanation :

    M < N -- (i); T > U -- (ii); N < U -- (iii)

    Combining these, we get M < N < U < T


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