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Study Stuff for MCA Examinations - NIMCET
Study Stuff for MCA Examinations - NIMCET
Previous Year Question (PYQs)
Statements:
All sands are beaches.
All shores are beaches.
Some beaches are trees.
All trees are hotels.
Conclusions:
I. Some shores are hotels.
II. All beaches are shores.
III. Some beaches are hotels.
IV. Some sands are trees.
Solution
From statements:
Sands ⊆ Beaches
Shores ⊆ Beaches
Some Beaches ⊆ Trees
Trees ⊆ Hotels
Check conclusions:
I. Some shores are hotels → FALSE.
No link between shores and trees/hotels.
II. All beaches are shores → FALSE.
Given Shores ⊆ Beaches, reverse not true.
III. Some beaches are hotels → TRUE.
Some beaches are trees, and
Trees ⊆ Hotels ⇒ those beaches are hotels ✔️
IV. Some sands are trees → FALSE.
Sands ⊆ Beaches but no link sands ↔ trees.
So only conclusion III is correct.
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