Question
Statements: All males are females.
> All females are men. No man is a woman. All women are Girls. Conclusions: I. No man is a girl. II. Some girls are not men. III. No male is a woman. IV. All Girls may be women. In each of the questions below are given four statements followed by four conclusions numbered I, II, III and IV. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of given conclusions logically follows from the given statements disregarding commonly known facts.Solution
No man is woman (E) + All women are Girls.(A) = Some Girls are not men (O*). Hence, conclusion I will not follow but conclusion II will follow. All males are females (A) + All females are men (A) = All males are men (A) + No man is woman (E) = No male is a woman (E). Hence, conclusion III will follow. All women are Girls (A) ⇒ Conversion ⇒ Some girls are women (I) ⇒ Probable conclusion ⇒ All Girls may be women (A). Hence, conclusion IV also follows. 
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