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Prob (Logic) Solved Questions & Notes (2026) - Apex Rankers

General Competitive Exams > Logic > Prob

3 Total Solved Questions
~5 mins Estimated Reading Time
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Prob

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Q. 1 Intelligence Tests
Difficulty: Hard (1 Mark)
A man is 5 years older than his wife and she is 18 years older than her son. If the son will be 23 in 6 years time, what is the present age of the father?
Correct Answer / Solution Key:
40 years
💡 Step-by-Step Explanation & Concept Rationale
Son's age is 17 (23−6), wife is 35 (17+18), and father is 40 (35+5).
Q. 2 Intelligence Tests
Difficulty: Hard (1 Mark)
A group of birds is flying in the sky. In order to make them 50 in number we will have to add equal number of their present number, then half of it and 5 more. How many were they in their group?
Correct Answer / Solution Key:
18
💡 Step-by-Step Explanation & Concept Rationale
Algebraically: x+x+0.5x+5=50⟹2.5x=45⟹x=18.
📜 Instructions / Reading Passage
1 Question in this set
Test of Alertness: Point out the correct choice based on the logic provided in each problem.
Q. 3 Intelligence Tests
Difficulty: Hard (1 Mark)
If Nuri is taller than Guni and Asma is also taller than Guni then---
A
Guni is tallest
B
Nuri is tallest
C
Cannot be concluded
✓ Correct
D
Asma is tallest
💡 Step-by-Step Explanation & Concept Rationale
There is no information provided to establish the relative height between Nuri and Asma.
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