Direction: Two statements are given, followed by two conclusions. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any follow from the given statements.
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Statements :
No pencil is eraser.
All erasers are sharpeners.
Conclusions:
I. All sharpeners are pencils.
II. All sharpeners are erasers.
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- Only conclusion I follows
- Only conclusion II follows
- Either conclusion I or conclusion II follows
- Neither conclusion I nor conclusion II follows
- Only conclusion I follows
Correct Option: D
First Premise is Universal Negative (E–type).
Second Premise is Universal Affirmative (A–type).
No pencil is eraser. ↔ All erasers are sharpeners.
E + A ⇒ O1 – type of Conclusion. “Some sharpeners are not pencils.”
Venn diagrams
Therefore, neither Conclusion I nor Conclusion II follows.
