Question
Statement: Some pipes are tanks. All
tanks are lids. All lids are covers. Conclusion: I. Some covers are lids. II. Some pipes are covers. III. Some pipes are not lids. In each of the questions below are given three statements followed by three conclusions numbered I, II and III. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of given conclusions logically follows from the given statements disregarding commonly known facts.Solution
All lids are covers(A) → Conversion → Some covers are lids(I). Hence, conclusion I will follow. Some pipes are tanks(I) + All tanks are lids(A) → Some pipes are lids(I) + All lids are covers(A) → Some pipes are covers(I). Hence, conclusion II will follow but conclusion III will not follow.
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