New SIDBI Grade A New Batch Starts on Nov 18

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    Question

    In the question below some statements are given two conclusions followed by some statements. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read the conclusions and then decide which of the following statement is true for given conclusions.

    Conclusions:

    Some laptops are monitors.

    Some printers are not monitors.

    Some laptops are scanners.

    Statements:

    A All students are monitors. No printer is student. Some monitors are scanners. Some scanners are laptops. Correct Answer Incorrect Answer
    B Some monitors are scanners. Some printers are students. Some students are monitors. No scanner is laptop. Correct Answer Incorrect Answer
    C All scanners are laptops. Some printers are students. No student is monitor. Some monitors are scanners. Correct Answer Incorrect Answer
    D All printers are students. Some students are monitors. No monitor is scanner. No scanner is laptop. Correct Answer Incorrect Answer
    E None of these. Correct Answer Incorrect Answer

    Solution

    Some monitors are scanners (I) + All scanners are laptops (A) → Some monitors are laptops (I) → Conversion → Some laptops are monitors (I). Hence conclusion I follows. Some printers are students (I) + No student is monitor (E) → Some printers are not monitors (O). Hence conclusion II follows. All scanners are laptops (A) → Conversion → Some laptops are scanners (I). Hence conclusion III follows.

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