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, a device which of the given conclusions logically follow(s) from the statements.
Statements:
1. All dogs are lions.
2. No elephant is a lion.
Conclusions:
I. No dog is an elephant.
II. No lion is a dog.
III. Some elephants are dogs.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e Only conclusion I follow.
| Understanding |
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The least possible Venn Diagram for the given statements is drawn below:
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Conclusions: I. No dog is an elephant → True (All dog are part of lions, and no elephant is lion, so no dog is elephant is true). II. No lion is a dog → False (This is definitely false, as some lion are dog). III. Some elephants are dogs → False (This is definitely false, as No elephant is lion and all dogs are part of lions). Hence, Only conclusion I follow. |
