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    Question

    In the questions given below there are three statements followed by three conclusions I, II and III. You have to take the three given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions definitely follows from the given statements disregarding commonly known facts.

    Statements: All Kite are Paper. No Paper

    is Roof. Some Roof are String. Conclusions: I. No Kite is String. II. Some String are not Kite. III. All String can be Paper.
    A Only conclusion II follows Correct Answer Incorrect Answer
    B Only conclusion III follows Correct Answer Incorrect Answer
    C Only conclusion I and conclusion III follow Correct Answer Incorrect Answer
    D Only conclusion II and conclusion III follow Correct Answer Incorrect Answer
    E Only conclusion I and conclusion II follow Correct Answer Incorrect Answer

    Solution

    All Kite are Paper (A) + No Paper is Roof (E) → No Kite is Roof (E) + Some Roof are String (I) → Some String are not Kite (O*). Hence conclusion I does not follows but conclusion II follow. No Paper is Roof (E) + Some Roof are String (I) → Some String are not Paper (O*) → Probable conclusion → Some String can be Paper (I). Hence conclusion III does not follow.

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