Question
In the questions given below there are three statements
followed by three conclusions I, II and III. You have to take the three given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts. Statements: All Parrots are Lions. Some Lions are Tigers. No Lion is a Sparrow. Conclusion: I. All Sparrows can be Tigers. II. Some Parrots are not Sparrows. III. Some Tigers are not Sparrows.Solution
Some Lions are Tigers (I) →Conversion → Some Tigers are Lions (I) + No Lion is a Sparrow (E) → Some Tigers are not Sparrows (O) → Probable conclusion → All Sparrows can be Tigers (A). Hence conclusion I and III follows. All Parrots are Lions (A) + No Lion is a Sparrow (E) → No Parrot is a Sparrow (E) → Probable conclusion → Some Parrots are not Sparrows (O). Hence conclusion II follows.
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