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REASONING
Statements: Only books are readable. O...

Statements: Only books are readable.
Only eatables are books.
Conclusions: I All readables are books.
II Some readables are books.
III All readables are eatables.
IV. All eatables are readables.

A

Only I and III follow

B

Only I and IV follow

C

Either I or II and III follow

D

None of these

Text Solution

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The correct Answer is:
D
Note : S are P is an exclusive proposition. On conversion, this gives, . All P are S.. Now only book are readables gives all readables are books. SimIIarly, only eatables are book gives all book are eatables.
Now, all readables are book + All book are eatables =A+A=All readables are eatables. Conclusion II is obvious from conclusion I.
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M K PANDEY-SYLLOGISM-PRACTICE EXERCISES (TYPE II: EXERCISE 11 B)
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  2. Statements: No paper is a graper. All grapers are takers. Conclusi...

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  3. Statements: Many bucks are ducks. All trucks are ducks. Conclusion...

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  4. Statements: All students are patriots. All Indians are patriots. C...

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  5. Statements: Some tables are chairs. All tables are lawns. Conclus...

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  6. Statements: Some turks are studs. All studs are gritty. Conclusion...

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  7. Statements: All bricks are tricks. Some tricks are bicks. Conclusi...

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  8. Statements: Some gardens are wardens. All gardens are locks. Concl...

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  9. Statements: Only books are readable. Only eatables are books. Conc...

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  10. Statements : Some packets are keys. Some bags are keys. conclusion...

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  11. Statements: All grasses are brasses. All brasses are wickets. Con...

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  12. Statements: All teachers are students. Some students are gypsies. ...

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  13. Statements: Some trees are sharks. Some sharks are balloons, Concl...

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  14. Statements: Some snakes are cute. All cute are wicked. Conclusions...

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  15. Statements: Some bricks are not sockets. No socket is a pouch. Con...

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  16. Statements: Some greens are teen. All teens are cleans. Conclusion...

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  17. Statements: All girls are cute. All cutes are westernised. Conclus...

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  18. Statements: Some biscuits are pens. Some pens are pouches. Conclus...

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  19. Statements: Some girls are brunettes. No brunette is wicked. Concl...

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  20. Statements: All tractors are scooters. Some scooters are boys. Cco...

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