Direction: In each of the following questions one/two statements are given followed by two conclusions and assumptions (I) and (II).You have to consider the two statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions and assumptions, if any, follow from the given statement.
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Statements:
All hens are cocks.
No cock is black.
Conclusions:
I. All cocks are hens.
II. No hen is black.
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- Only conclusion I is valid
- Only conclusion II is valid
- Both the conclusions are valid
- Both the conclusions are invalid
Correct Option: B
All hens are cocks. (A) ↔ No cock is black. (E)
A + E → E- type of conclusion “No hen is black.”
This is Conclusion II.
