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

    Question

    In the question 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 and then decide which of the given conclusions logically follows from the three statements disregarding commonly known facts.

    Statements: 99% nerves are veins. 34%

    veins are arteries. None of the arteries are vessels. Conclusions: I. Some nerves can be arteries. II. A few veins are vessels.
    A Only conclusion II follows Correct Answer Incorrect Answer
    B None of the above Correct Answer Incorrect Answer
    C Neither conclusion I nor conclusion II follows Correct Answer Incorrect Answer
    D Both conclusion I and conclusion II follow. Correct Answer Incorrect Answer
    E Only conclusion I follows Correct Answer Incorrect Answer

    Solution

    99% nerves are veins (A) + 34% veins are arteries (I) → Probable conclusion → Some nerves can be arteries (I). Hence conclusion I follows. 34% veins are arteries (I) + None of the arteries are vessels (E) → Some veins are not vessels (O). Hence conclusion II does not follow.

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