The statements below are followed by two conclusions labelled I and II. Assuming that the information in the statements is true, even if it appears at variance with generally established facts, decide which conclusion(s) logically and definitely follow(s) from the information given in the statements.
Statements:
1) Some mouses are whales.
2) All whales are dogs.
Conclusion:
I. Some mouses are dogs.
II. No mouse is a dog.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. Only conclusion I follows.
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The least possible Venn diagram is shown below:
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Conclusions: I. Some mouses are dogs: True (as it is given that some mouses are whales and all whales are dogs so, part of mouses that is whales is also dogs). II. No mouse is a dog: False (as it is given that some mouses are whales and all whales are dogs so, part of mouses that is whales is also dogs. So, there can't be negative relation between mouse and dog) Hence, Only Conclusion I follows. |
