New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    In the question below there are three statements followed by two conclusions I and II. 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: Some sheep are bull Only

    a few bull are cow No bull is dog Conclusions: I. Some dog are not cow II. All bull can be cow
    A Only conclusion I follows Correct Answer Incorrect Answer
    B Both the conclusions I and II follow Correct Answer Incorrect Answer
    C Neither conclusion I nor II follows Correct Answer Incorrect Answer
    D Only conclusion II follows Correct Answer Incorrect Answer
    E Either conclusion I or II follow Correct Answer Incorrect Answer

    Solution

    No bull is dog   (E) → Conversion → No dog   is bull (E) + Only a few bull are cow (I) → Some cow are not dog   (O*). Hence conclusion I does not follow. Only a few bull are cow → Some bull are cow (I) and Some bull are not cow (O). Hence conclusion II does not follow.

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