Question
Read the given statements and conclusions carefully.
Assuming that the two statements are given followed by three conclusions numbered I, II and III. 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 conclusions logically follow(s) from the statements. Statements: All gadgets are mobiles. All mobiles are laptops. Conclusions: I. Some laptops are mobiles. II. Some gadgets are not laptops. III. Some laptops are gadgets.Solution
All mobiles are laptops (A) → Conversion → Some laptops are mobiles (I). Hence conclusion I follows. All gadgets are mobiles (A) + All mobiles are laptops (A) → All gadgets are laptops (A) → Conversion → Some laptops are gadgets (I). Hence conclusion II does not follow but conclusion III follows.
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