Q. 1
Intelligence Tests
Difficulty: Medium
(1 Mark)
X is an opportunist. This conclusion can be logically deduced from:
Correct Answer / Solution Key:
(b)
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Step-by-Step Explanation & Concept Rationale
Logic: All state functions seat non-opportunists in back; X is in the front row, therefore X is an opportunist.
Q. 2
Intelligence Tests
Difficulty: Medium
(1 Mark)
If X is an editor then he must be an intellectual. Deduce from:
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Step-by-Step Explanation & Concept Rationale
"None but B are A" is logically equivalent to "All A are B" (All editors are intellectuals).
Q. 3
Intelligence Tests
Difficulty: Medium
(1 Mark)
Faisal must be an athlete; he is over six feet tall. Which support?
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Step-by-Step Explanation & Concept Rationale
This establishes Height >6 as a sufficient condition for being an athlete.
Q. 4
Intelligence Tests
Difficulty: Medium
(1 Mark)
If Faisal lives on 1st, Tanveer lives on 2nd. Tanveer does live on 2nd.
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Step-by-Step Explanation & Concept Rationale
Affirming the consequent is a logical fallacy; Tanveer being on the 2nd floor doesn't prove Faisal is on the 1st.
Q. 5
Intelligence Tests
Difficulty: Medium
(1 Mark)
Occurrence of P causes either Q or R. P occurred.
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Step-by-Step Explanation & Concept Rationale
Since P causes "either Q or R", it does not preclude the possibility of both being present unless "exclusive or" was specified.
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