Question
Statements: Every universe is earth. All
sun are moon. No universe is sun. Conclusions: I. A few moon are universe. II. No earth is moon. In the question below there are three statements followed by two conclusions I and II. 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.Solution
No universe is sun (E) + All sun are moon (A) → Some moon are not universe (O*). Hence conclusion I does not follow. No universe is sun (E) → Conversion → No sun is universe (E) + Every universe is earth (A) → Some earth are not sun (O*) + All sun are moon (A) → No conclusion. Hence conclusion II does not follow.
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