Question
Download Solution PDFThree statements are given followed by three conclusions numbered I, Il and IlI. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.
Statements:
All computers are laptops.
All laptops are mobiles.
Some mobiles are tablets.
Conclusions:
I. Some mobiles are computers.
II. All computers are mobiles.
III. Some computers are tablets.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe least possible Venn diagram for the given statement is:
Conclusions:
I. Some mobiles are computers → Follow (As, all computers are laptops and all laptops are mobiles. So, as whole computers comes in laptops which whole comes in mobiles therefore it is definitely true.)
II. All computers are mobiles → Follow (As, all computers are laptops and all laptops are mobiles. So, as whole computers comes in laptops which whole comes in mobiles therefore it is definitely true.)
III. Some computers are tablets → Does not Follow (As, all laptops are mobiles and some mobiles are tablets . So, it is possible but not definitely true.)
So, Only conclusions I and II follow.
Hence, the correct answer is "Only conclusions I and II follow".
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