Discussion :: Mathematical and Computer Operations
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In the following questions, the symbols, #, $, ?, * and @ are used with the following meanings:'A#B' means 'A is not greater than B'.'A$B' means 'A is neither smaller than nor equal to B'.'A?B' means 'A is neither greater than nor smaller than B'.'A*B' means 'A is neither greater than nor equal to B'.'A@B' means 'A is not smaller than B'.Statements: P $ Q, R @ S, P * RConclusions: I. Q * R II. P # S
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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 A
Explanation :
P > Q -- (i); R ≥ S -- (ii); P < R -- (iii)
From (i) and (iii), we get R > P > Q => R > Q or Q < R. Hence I is true.
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