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Question

Study the following statements and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

Statements:

Only a few Hen are Duck

All Bat are Rat

No Duck is a Bat

Some Rat are Cat

Conclusions:

I. Some Bat is not Hen.

II. Some Rat are not Duck.

III. All Cat can be Bat.

A Only I follows Correct Answer Incorrect Answer
B Only I and III follow Correct Answer Incorrect Answer
C Only III follows Correct Answer Incorrect Answer
D Only II and III follow Correct Answer Incorrect Answer
E Only II follows Correct Answer Incorrect Answer

Solution

Some Hen are Duck (I) + No Duck is Bat (E) → Some Hen are not Bat (O). Hence conclusion I does not follow. No Duck is an Bat (E) + All Bat are Rat (A) → Some Rat are not Duck (O*). Hence conclusion II follows. All Bat are Rat (A) + Some Rat are Cat (I) → Probable Conclusion → All Cat can be Bat (A). Hence conclusion III follows.

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