New SIDBI Grade A New Batch Starts on Nov 18

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    Question

    In each question below are given two statements followed by two conclusions numbered I and II. You have to take the two given statements to be true even if they seem to be at variance with commonly known facts and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts.

    Statements:

    All schools are colleges.

    No college is an institute.

    Conclusions:

    I. Some colleges are not institutes.

    II. Some schools are institutes.

    A If only conclusion I follows. Correct Answer Incorrect Answer
    B If only conclusion II follows. Correct Answer Incorrect Answer
    C If either I or II follows. Correct Answer Incorrect Answer
    D If neither I nor II follows. Correct Answer Incorrect Answer

    Solution

    No college is a institute (E) ⇒ I.I. ⇒ Some colleges are not institutes (O). Hence, conclusion I will follow. A + E = E ⇒ I.I. ⇒ O. Hence, conclusion II will not follow. Alternate Method:

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