Mensa IQ Test Mensa IQ Syllogisms and Logical Arguments 1

Question 1

All mammals are warm-blooded. All whales are mammals. Therefore:

Accepted Answer

All whales are warm-blooded

Answer

The classic AAA-1 (Barbara) syllogism: All M are P, All S are M → All S are P.

Question 2

All artists are creative. Some scientists are artists. Therefore:

Accepted Answer

Some scientists are creative

Answer

AII-1 (Darii): All A are C; some S are A → some S are C.

Question 3

No reptiles are warm-blooded. All snakes are reptiles. Therefore:

Accepted Answer

No snakes are warm-blooded

Answer

EAE-1 (Celarent): No R are W; All S are R → No S are W.

Question 4

All judges are lawyers. Some judges are women. Which conclusion is VALID?

Accepted Answer

Some lawyers are women

Answer

Some judges are women and all judges are lawyers, so those women are also lawyers → some lawyers are women.

Question 5

Some athletes are doctors. All doctors are educated. Which conclusion follows?

Accepted Answer

Some athletes are educated

Answer

The athlete-doctors are educated (since all doctors are educated), so at least some athletes are educated.

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