Aptitude Question: Download Questions PDF
A sheet of paper has statements numbered from 1 to 20. For all values of n from 1 to 20, statement n saysat most n of the statements on this sheet are false. Which statments are true and which statements are false?
Answer:
statement 19: nineteeen statements are false. - true.
statements 1-18&20: - false
check:
19th statement says that nineteen statements are false. If it is true then remaining statements left are nineteen which must be false.
hence one statement (i.e. 19th) is true.
nineteen statements are false.
statements 1-18&20: - false
check:
19th statement says that nineteen statements are false. If it is true then remaining statements left are nineteen which must be false.
hence one statement (i.e. 19th) is true.
nineteen statements are false.
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