Question
Read the given statements and conclusions carefully.
Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements: All Perfume are Deodorant. No Deodorant is Comb. All Serum are Comb. Conclusions: I. No Perfume is Serum. II. Some Perfume are Comb.Solution
All Serum are Comb (A) + No Comb is Deodorant (E) → No Serum is Deodorant (E) → Conversion → No Deodorant is Serum (E).
All Perfume are Deodorant (A) + No Deodorant is Serum (E) → No Perfume is Serum (E). Hence conclusion I follows.
All Perfume are Deodorant (A) + No Deodorant is Comb (E) → No Perfume is Comb (E). Hence conclusion II does not follow.
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