Question

Statements: All coins are crows. Some crows are pens.
Conclusions: I. No pen is coin.
II. Some coins are pens.

• A. If only conclusion I follows
• B. If only conclusion II follows
• C. If both I and II follow
• D. If none follows

Answer 1

Answer: (D)

If none follows

Statements follow All coins are crows. Some crows are pens.
For the given conclusions:
I. No pen is coin. False, All coins are crows and Some crows are pens, so some pens can be coins.
II. Some coins are pens. False, All coins are crows and Some crows are pens, so some pens may or may not be coins.
D