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    Question

    Read the given statements and conclusions carefully.

    Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statement: Some Cat are Dog. All Lion are Tiger. No Lion is Dog. Conclusions: I. Some Cat are Tiger. II. Some Cat are not Lion. III. Some Dog are Tiger.
    A Only conclusion I follows Correct Answer Incorrect Answer
    B Only conclusion I and II follow Correct Answer Incorrect Answer
    C Only conclusion II follows Correct Answer Incorrect Answer
    D Only conclusion I and III follow Correct Answer Incorrect Answer

    Solution

    All Lion are Tiger (A) тЖТ Some Tiger are Lion (I) + No Lion is Dog (E) тЖТ Some Tiger are not Dog (O). Hence conclusion I does not follow. Some Cat are Dog (I) + No Lion is Dog (E) тЖТ Conversion тЖТ No Dog is Lion (E) тЖТ Some Cat are not Lion (O). Hence conclusion II follows. Some Cat are not Lion (O) + All Lion are Tiger (A) тЖТ No conclusion. Hence conclusion III does not follow.

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