LIC AAO Model Paper 6

Question : 26 of 160

Marks: +1, -0

Statements :
(a) Some men are books.
(b) All schools are boats.
(c) No books are schools.
Conclusions:
I. Some men are not schools.
II. Some books are not boats.
III. Some men are not boats.
IV. Some boats are not books.

I and IV follow
II and IV follow
I and III follow
II and III follow
None of these

Validate

Solution:

(i) All schools are boats ⇒ Universal Affirmative (A-type).
(ii) Some men are books ⇒ Particular Affirmative (I-type).
(iii) No men are boys ⇒ Universal Negative (E-type).
(iv) Some men are not boys ⇒ Particular Negative (O-type).
Some men are books
No books are schools.
I + E ⇒ O-type of Conclusion
“Some men are not schools."
This is Conclusion I.
No books are schools
All schools are boats.
E + A ⇒

O_1

- type of Conclusion
"Some boats are not books.” This is Conclusion IV.

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