Question 9

Three statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.
Statements:
All hens are eggs.
All birds are eggs.
All eggs are lions.
Conclusions:
I. All hens are lions.
II. Some lions are eggs.
III. All birds are lions.

Solution

I. All hens are lions follows because all hens are eggs and all eggs are lions.
II. Some lions are eggs follows because all lions are eggs.

III. All birds are lions follows because all birds are eggs and all eggs are lions.

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