Question
In the question below there are three statements
followed by four conclusions I, II, III and IV. You have to take the three given statements to be true even if they seem to be at variance from commonly known facts and then decide which of the given conclusions logically follows from the three statements disregarding commonly known facts. Statements: Some Ornament is Bangle No Bangle is Necklace Only a few Necklace is Platinum Conclusion: I. All Necklace can be Ornament. II. Some Ornament is Platinum III. Some Platinum is not Bangle. IV. No Ornament is Platinum.Solution
Some Ornament is Bangle (I) + No Bangle is Necklace (E) β Some Ornament is not Necklace (O) β Probable conclusion β All Necklace can be Ornament (A). Hence conclusion I follows. Some Ornament is Bangle (I) + No Bangle is Necklace (E) β Some Ornament is not Necklace (O) + Only a few Necklace is Platinum (I) β No conclusion but it will make a complementary pair i.e. I.E. Hence either conclusion II or IV follows. No Bangle is Necklace (E) + Only a few Necklace is Platinum (I) β Some Bangle is not Platinum (O). Hence conclusion III follows.
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