Tuesday, 21 February 2017

Syllogism practice questions ( part II )

Example 5
Statements: Some Pins are needles; some threads are needles; All needles are Nails; All nails are                      hammers.
Conclusions: Some Pins are Hammers; Some Threads are nails; Some pins are threads; No Pin is                        thread.
MHG
Conclusion 1 – It follows (Concept 1)
Conclusion 2 – It follows (Concept 1)
Conclusion 3 – It does not follows (Concept 2)
Conclusion 4 – It does not Follow (Negative Conclusion) (All statements are positive).
Conclusion 3 and Conclusion 4 satisfy the rules of merging Concept. They are of same character; one is positive and another is negative.
Answer is Conclusion 1 and 2 and Either 3 or 4 follows

Example 6
Statements: Some Chairs are rooms; No Room is Sofa; All sofas are tables; Some tables are desks
Conclusions: Some sofas are desks; No room is table; Some chairs are tables; No desk is room
MHG
Conclusion 1 – Definitely False (Concept 6)
Conclusion 2 – Definitely False (Concept 10)
Conclusion 3 – Definitely False (Concept 2)
Conclusion 4 – Definitely False (Concept 10)
Merging Concept is not applicable. because it does not follow any rules of Merging Concept. So the Answer is None Follows. 

Example 7
Statements: Some books are papers; Some papers are roads; Some roads are lanes; Some lanes                         are streets.
Conclusions: Some streets are not roads; All lanes being books is a possibility; All streets being                          paper is a possibility; Some roads are definitely books.
MHG
Conclusion 1 – Definitely False (Negative Conclusion) (All statements are positive)
Conclusion 2 – No relation between Lanes and Books. But its possibility case. So It follows (Refer                         Possibility table)
Conclusion 3 – Same as above. It follows.
Conclusion 4 – No direct connection. It does not follows.
Answer is II and III Follow

Example 8
Statements: Some roses are petals; All petals are fruits; All fruits are trees; Some trees are                                 flowers.
Conclusions: All trees being roses is a possibility; Some flowers are fruits; All fruits being petals                        is a possibility; All petals are trees.
MHG
Conclusion 1 – Give is Some. Desired is All. So it is possible. (Refer Possibility Table). It Follows.
Conclusion 2 – No direct connection. It does not follow. (Refer Concept 2)
Conclusion 3 – Given is Some. Desired is All. It is Possible. (Refer Possibility Table), It Follows.
Conclusion 4 – Yes, Definitely True.

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