Statements : All aeroplanes are trains. Some trains are chairs.
Conclusions :
I. Some aeroplanes are chairs.
II. Some chairs are aeroplanes.
III. Some chairs are trains.
IV. Some trains are aeroplanes.
A. None follows
B. Only I and II follow
C. Only II and III follow
D. Only III and IV follow
Answer: Option D
Solution (By Examveda Team)
Since the middle term 'trains' is not distributed even once in the/premises, no definite conclusion follows. However, III is the converse of the second premise while IV is the converse of the first premise. So, both of them hold.This Question Belongs to Competitive Reasoning >> Logical Deduction
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