IBPS RRBs Officer Scale I 02 Sep 2012 Paper

(11-15) :
(i) All stories are fictions →Universal Affirmative (Atype).
(ii) Some books are stories →Particular Affirmative (I type).
(iii)No desk is sofa set → Universal Negative (E-type).
(iv) Some desks are not sofa sets → Particular Negative (O-type).
(5)
Some books are stories
All stories are fictions.
I + A ⇒ I-type of Conclusion
“Some books are fictions.”
Some books are fictions
All fictions are poems
I + A ⇒ I-type of Conclusion“Some books are poems.”
Conclusion I is Converse of this Conclusion.
All stories are fictions.
All fictions are poems
A + A ⇒ A-type of Conclusion“All stories are poems.”
This is Conclusion II.