Am I Logical?

1. Valid arguments

A) may not have false conclusion
B) have true premises
C) may have false conclusions
D) infer their conclusions

2. All men are mortal

A) is not a proposition
B) implies there are men
C) is a contradiction
D) implies all men are mortal

3. the argument: if p then q, q, therefore p

A) is valid
B) is a categorical argument
C) is invalid
D) is sound

4. in a valid argument

A) no conclusion may be false
B) no premise may be false
C) all premises are necessarily true
D) if the premises are all true the conclusion must be true

5. there are ___ quantifiers for categorical syllogisms

A) three
B) one
C) four
D) two

6. Some men are swimmers. Some swimmers are Olympic athletes. Some men are Olympic athletes

A) is valid
B) is not a syllogism
C) is invalid
D) is sound

7. "implies" and "infers"

A) have differing conotations
B) are meaningless
C) are equivalent
D) are interchangeable

8. "and/or" is _____ with "or"

A) contradictory
B) logically equivalent
C) the converse
D) opposite

9. logic is the science of

A) fallacies
B) truth
C) thinking
D) implication

10. a proposition

A) is either true or false
B) may be both true and false
C) is an assertion
D) is any statement

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