Chapter 5, Level 2 Self Quiz: FIII

Quiz Content

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. If it is false that “All saints are sinners,” then what can be said about the proposition “Some saints are sinners”?

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. If it is false that “No dogs are animals that go to heaven,” then what can be said about the proposition “Some dogs are animals that go to heaven”?

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. If it is true that “No cats are dogs,” then what can be said about the proposition “Some cats are not dogs”?

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. If it is false that “All children are altruistic persons,” then what can be said about the proposition “No children are altruistic persons”?

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. If it is false that “No nice people are suspicious people,” then what can be said about the proposition “All nice people are suspicious people”?

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