Question 1
Statements:
All accessible are essential.
No essential is a useful.
Conclusions:
I. No accessible is a useful.
II. All useful being accessible is a possibility.
Definite Conclusion Analysis:
Venn Diagram:
Step 1: All accessible are essential → accessible inside essential
Step 2: No essential is a useful → essential and useful completely separate
Step 3: Since accessible inside essential, accessible also doesn't touch useful
Analytical Method:
All accessible are essential (A) + No essential is a useful (E) = A + E = E
Result: No accessible is a useful
Checking Conclusions:
✓ Conclusion I: "No accessible is a useful" - DEFINITE CONCLUSION - FOLLOWS
✗ Conclusion II: "All useful being accessible is a possibility"
Since definite negative exists ("No accessible is a useful"), this possibility is IMPOSSIBLE
DOES NOT FOLLOW
Important Rule: When definite negative conclusion exists between terms, positive possibility becomes FALSE.
Answer: Only conclusion I follows
Venn Diagram:
Step 1: All accessible are essential → accessible inside essential
Step 2: No essential is a useful → essential and useful completely separate
Step 3: Since accessible inside essential, accessible also doesn't touch useful
Analytical Method:
All accessible are essential (A) + No essential is a useful (E) = A + E = E
Result: No accessible is a useful
Checking Conclusions:
✓ Conclusion I: "No accessible is a useful" - DEFINITE CONCLUSION - FOLLOWS
✗ Conclusion II: "All useful being accessible is a possibility"
Since definite negative exists ("No accessible is a useful"), this possibility is IMPOSSIBLE
DOES NOT FOLLOW
Important Rule: When definite negative conclusion exists between terms, positive possibility becomes FALSE.
Answer: Only conclusion I follows