Discussion :: Mathematical and Computer Operations
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In the following questions the symbols, @, &, *, $ and ? are used with the following meanings:'P?Q' means 'P is either equal to or smaller than Q'.'P$Q' means 'P is neither greater than nor smaller than Q'.'P*Q' means 'P is neither greater than nor equal to Q'.'P@Q' means 'P is either greater than or equal to Q'.'P&Q' means 'P is not equal to Q'.Statements: J * M, W $ E, J @ WConclusions: I. M ? W II. J ? E
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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 < M -- (i); W = E -- (ii); J ≥ W -- (iii)
From (i) and (iii), we get J ≥ W = E => J > E. Hence, I is not true.
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