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

    Question

    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 the given conclusion definitely follows from the given statements, disregarding commonly known facts. Statements: All Lamps are Tubelights. Some Tubelights are Bulbs. No Bulb is Laptop. Conclusions: I. Some Tubelights are not Laptop. II. Some Laptop are Lamps. III. All Tubelights are Lamps.
    A Only Conclusion I follows Correct Answer Incorrect Answer
    B Only Conclusion I and III follow Correct Answer Incorrect Answer
    C Only Conclusion II follows Correct Answer Incorrect Answer
    D Only Conclusion III follows Correct Answer Incorrect Answer

    Solution

    Some Tubelights are Bulbs (I) + No Bulb is Laptop (E) → Some Tubelights are not Laptop (O). Hence conclusion I follows. All Lamps are Tubelights (A) + Some Tubelights are Bulbs (I) → No conclusion. Hence conclusion II does not follow. All Lamps are Tubelights (A) → Conversion → Some Tubelights are Lamps (I). Hence conclusion III does not follow.

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