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    Question

    In the question 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 and then decide which of the given conclusions logically follows from the three statements disregarding commonly known facts. Statements: All Grass is Floor. Only a few Grass is Flat. No Floor is Apartment. Conclusion: I. Some Flat is not Apartment. II. All Flat being Grass is a possibility. III. No Grass is Apartment.
    A Only conclusion II follows Correct Answer Incorrect Answer
    B Only conclusion I and II follow Correct Answer Incorrect Answer
    C Only conclusion I follows Correct Answer Incorrect Answer
    D Only conclusion II and III follow Correct Answer Incorrect Answer
    E All of the above conclusions follow Correct Answer Incorrect Answer

    Solution

    All Grass is Floor (A) + No Floor is Apartment (E) → No Grass is Apartment (E) → Conversion → No Apartment is Grass (E) + Only a few Grass is Flat (I) → Some Flat is not Apartment (O*). Hence conclusion I and III follow. Only a few Grass is Flat → All Flat may be Grass (A). Hence conclusion II follows.

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