Discussion :: Mathematical and Computer Operations
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In the following given below, certain symbols are used with the following meanings:'P$Q' means 'P is neither equal to nor smaller than Q'.'P©Q' means 'P is not smaller than Q'.'P*Q' means 'P is neither greater nor smaller than Q'.'P#Q' means 'P is neither greater than nor equal to Q'.'P@Q' means 'P is not greater than Q'.Statements: R © P, P $ M, M @ DConclusions: I. D $ R II. M # R
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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 B
Explanation :
R ≥ P -- (i); P > M -- (ii); M ≤ D -- (iii)
Combining (i) and (ii), we get R > M. Hence, conclusion II (M < R) is true. But we can't be get any specific relation between D and R. Therefore conclusion I is not true.
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