Statements : No pencil is eraser. All erasers are sharpeners. Conclusions: I. All sharpeners are pencils. II. All sharpeners are erasers.

Question

Accepted Answer

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."

Statements : No pencil is eraser. All erasers are sharpeners. Conclusions: I. All sharpeners are pencils. II. All sharpeners are erasers.

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