Discussion :: Mathematical and Computer Operations
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In the following questions the symbols @, Ñ, £, ? and $ are used with the following meanings:'A@B' means 'A is neither equal to nor smaller than B'.'AÑB' means 'A is neither greater nor smaller than B'.'A£B' means 'A is not equal to B'.'A?B' means 'A is neither greater than nor equal to B'.'A$B' means 'A is either greater or equal to B'.Statements: J Ñ P, P $ N, J £ HConclusions: I. J Ñ N II. H @ P
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A.
if only conclusion I is true.
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B.
if only conclusion II is true.
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C.
if either conclusion I or II is true.
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D.
if neither conclusion I nor II is true.
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E.
if both the conclusions I and II are true.
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Answer : Option D
Explanation :
J = P -- (i); P ≥ N -- (ii); J ≠H -- (iii)
From (i) and (ii), we get, J = P ≥ N => J ≥ N => I may be true but not necessarily so.
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