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 not smaller than Q'.'P©Q' means 'P is neither greater than nor smaller than Q'.'P@Q' means 'P is not greater than Q'.'P*Q' means 'P is neither smaller than nor equal to Q'.'P#Q' means 'P is neither greater than nor equal to Q'.Statements: N © R, R@ M, M $ JConclusions; I. N © M II. N # M
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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 C
Explanation :
N = R -- (i); R ≤ M -- (ii); M ≥ J -- (iii)
From (i) and (ii), we get N = R ≤ M => N ≤ M.
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