SYLLOGISM (General Mental Ability) UPSC EPFO

Total Questions: 30

11. Statements:

All bottles are jars.
Some jars are pots.
All pots are taps.
No tap is tank.
Conclusions:
I. No pot is tank
II. Some jars are tanks
III. Some bottles are pots.

Correct Answer: (d) None of these
Solution:

12. Statements:

Some fish are crocodiles.
Some crocodiles are snakes.
No snake is tortoise.
All tortoises are frogs.
Conclusions:
I. No snake is frog.
II. Some snakes are fish.
III. Some fish are frogs.

Correct Answer: (a) None follows
Solution:

13. In each of the questions below are given two or three statements followed by the conclusions numbered I and II. You have to take the given statements to be true even if they seem to be at variance with commonly known facts and then decide which of the given conclusions logically follows from the given statements.

Statements : All books are ledgers.
All pens are keys.
Some pens are books.
Conclusions : I. Some ledgers are keys.
II. Some keys are books.

Correct Answer: (d) if both I and II follow.
Solution:

14. Statements :

Some roses are thorns.
All thorns are flowers.
No flower is a petal.
Conclusions : I. No petal is a rose.
II. Some flowers are roses.

Correct Answer: (b) if only conclusion II follows.
Solution:

15. Statements:

All leaders are good team workers.
All good team workers are good orators.
Conclusions:
I. Some good team workers are leaders.
II. All good orators are leaders.

Correct Answer: (a) if only conclusion I follows.
Solution:

16. In each of the questions below are given three statements followed by two conclusions numbered I and II. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all conclusions and then decide which of the given conclusions logically follows from the given statements, disregarding commonly known facts.

Statements: Some poor are rich. All rich are doctors. Some intelligent are doctors.
Conclusions : I. At least some poor are intelligents.
II. All intelligents being rich is a possibility.

Correct Answer: (b) If only conclusion II follows
Solution:

17. Statements:

Some poor are rich. All rich are doctors. Some intelligent are doctors.
Conclusions : I. All intelligents being doctors is a possibility.
II. Some poor are doctors.

Correct Answer: (d) If both conclusions I and II follows
Solution:

18. Statements :

All fans are bulbs. All wires are holders. Some wires are bulbs.
Conclusions : I. At least some fans are wires. II. All holders being fans is a possibility

Correct Answer: (b) If only conclusion II follows
Solution:

19. Statements:

No savings account is a current accounts.
Some fixed deposites are savings accounts.
Some current accounts are recurring deposits.
Conclusions:
I. All savings accounts being current accounts is a possibility.
II. All fixed deposits being current accounts is a possibility

Correct Answer: (c) If neither conclusion I nor II follows
Solution:

20. Statements:

No savings account is a current accounts.
Some fixed deposites are savings accounts.
Some current accounts are recurring deposits
Conclusions:
I. All current accounts being fixed deposits is a possibility.
II. All savings accounts being recurring deposits is a possibility.

Correct Answer: (d) If both conclusions I and II follows
Solution: