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

    Question

    In the questions given 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. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts. Statements: Every Lock is Doors Only a few Doors are Windows All Windows are Hinges Conclusion: I. All Lock can be Windows II. Some Hinges are Doors
    A Only conclusion I follows Correct Answer Incorrect Answer
    B Only conclusion II follows Correct Answer Incorrect Answer
    C Neither conclusion I nor conclusion II follows Correct Answer Incorrect Answer
    D Both conclusions I and II follow Correct Answer Incorrect Answer

    Solution

    Every Lock is Doors (A) + Only a few Doors are Windows (I) → Probable conclusion All Lock can be Windows  (A). Hence conclusion I follows. Only a few Doors are Windows (I) + All Windows are Hinges (A) → Some Doors are Hinges (I) → conversion → Some Hinges are Doors (I). Hence conclusion II follows.

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