Question
Download Solution PDFThree statements are given followed by three conclusions numbered I, II and III. 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 cancers are diseases.
All tuberculosis are diseases.
All diseases are curable.
Conclusions:
I. All tuberculosis are curable.
II. Some cancers are tuberculosis.
III. All cancers are curable.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe least possible Venn diagram for the given statements is as shown below :
Conclusions:
I. All tuberculosis are curable →True (As All tuberculosis are diseases and All diseases are curable so, All tuberculosis are curable is true)
II. Some cancers are tuberculosis → False (As All cancers are diseases and All tuberculosis are diseases so, Some cancers are tuberculosis is false)
III. All cancers are curable → True (As All cancers are diseases and All diseases are curable so, All cancers are curable is true)
Hence, the correct answer is "Only conclusions I and III follow".
Last updated on Jul 9, 2025
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