In each question below are three statements followed by two conclusions numbered I and II. You have to take the three given statements to be true even if they seem to be at variance from commonly known facts and then decide which of the given conclusions logically follows from the three statements disregarding commonly known facts.

Statements
No post is a mail.
All mails are letters.
Some posts are offices.

Conclusions
I. Some offices are letters.
II. No letter is a post.

Only conclusion I follows

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Only conclusion II follows

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Either conclusion I or conclusion II follows

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Neither conclusion I nor conclusion II follows

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Both conclusion I and conclusion II follow

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Solution

The correct option is D Neither conclusion I nor conclusion II follows
No post is a mail.
All mails are letters.
$E + A \Rightarrow O_{1}$ -type of conclusion
Some letters are not posts.
Some offices are posts.
No post is a mail.
$I + E \Rightarrow O$ -type of conclusion
Some offices are not mails.

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Similar questions

Q. In each question below are three statements followed by two conclusions numbered I and II. You have to take the three given statements to be true even if they seem to be at variance from commonly known facts and then decide which of the given conclusions logically follows from the three statements disregarding commonly known facts.

Statements
All numbers are digits.
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All letters are alphabets.

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In each question below are two statements followed by two conclusions numbered I and II You have to take the given statements to be true even if they seem to be at variance from commonly known facts and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

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Q. In each of the following questions, two/three statements are given followed by two conclusions numbered I and II. You have to take the given statements to be true even if they seem to be at variance from commonly known facts. Read both the conclusions and then decide which of the given conclusions logically and definitely follows from the given statements disregarding commonly known facts.
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All marks are grades.
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The correct option is D Neither conclusion I nor conclusion II followsNo post is a mail. All mails are letters. E+A⇒O1-type of conclusion Some letters are not posts. Some offices are posts. No post is a mail. I+E⇒O-type of conclusion Some offices are not mails.

The correct option is D Neither conclusion I nor conclusion II follows
No post is a mail.
All mails are letters.
$E + A \Rightarrow O_{1}$ -type of conclusion
Some letters are not posts.
Some offices are posts.
No post is a mail.
$I + E \Rightarrow O$ -type of conclusion
Some offices are not mails.