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

    Question

    Directions (Q.16-20): In each of the questions below are given two/three statements followed by two conclusions numbered I, and II. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of given conclusions logically follows from the given statements disregarding commonly known facts.

    Statements:    Some doors are windows.

    >                     All houses are windows.                      No balcony is a door. Conclusions:      I. Some doors may be balconies                                                                  II. No balcony is a window.
    A if both conclusions I and II follow Correct Answer Incorrect Answer
    B if neither conclusion I nor II follows Correct Answer Incorrect Answer
    C if either conclusion I or II follows. Correct Answer Incorrect Answer
    D if only conclusion II follows. Correct Answer Incorrect Answer
    E if only conclusion I follows. Correct Answer Incorrect Answer

    Solution

    No balcony is a door (E)  ⇒  Conversion    ⇒  No conclusion. Hence, conclusion I will not follow.   Conclusion II will not follow as E + I = O*, but here conclusion is E type.

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