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SSC CPO Logical Reasoning Questions
Practise logical reasoning (reasoning) for the SSC Sub-Inspector in Delhi Police & CAPFs Examination: 10 multiple-choice questions, each with the correct answer and a worked explanation. Click an option to check it, or “New questions” for another set.
Logical Reasoning practice
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Q1.If TREE is coded as VTGG, how is FISH coded?
Show answer & explanation
Answer: D — HKUJ
Each letter moves 2 places forward in the alphabet (TREE → VTGG), so FISH → HKUJ.
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Q2.Which number is the odd one out: 43, 51, 57, 63?
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Answer: C — 43
57, 51, 63 are composite; 43 is prime.
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Q3.Which number is the odd one out: 23, 29, 53, 57?
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Answer: B — 57
23, 29, 53 are prime; 57 is composite (57 = 3 × 19).
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Q4.What day of the week was 25 January 2014?
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Answer: A — Saturday
Using odd days (or Zeller’s rule), 25 January 2014 falls on a Saturday.
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Q5.Which number is the odd one out: 11, 23, 47, 55?
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Answer: A — 55
23, 47, 11 are prime; 55 is composite (55 = 5 × 11).
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Q6.If CODE is coded as DPEF, how is FISH coded?
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Answer: B — GJTI
Each letter moves 1 place forward in the alphabet (CODE → DPEF), so FISH → GJTI.
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Q7.What day of the week was 4 February 2030?
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Answer: B — Monday
Using odd days (or Zeller’s rule), 4 February 2030 falls on a Monday.
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Q8.Which number is the odd one out: 27, 35, 57, 59?
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Answer: A — 59
57, 35, 27 are composite; 59 is prime.
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Q9.What day of the week was 24 August 1995?
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Answer: A — Thursday
Using odd days (or Zeller’s rule), 24 August 1995 falls on a Thursday.
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Q10.Find the next letter: B, D, F, H, ?
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Answer: A — J
The letters advance by 2 each time (skip 1).
How to approach logical reasoning questions
For coding questions write the letter positions (A = 1 … Z = 26). For directions, draw axes and track each turn. Clock angle = |30H − 5.5M|. Calendar: count odd days.
About SSC CPO
SSC Sub-Inspector in Delhi Police & CAPFs Examination — conducted by Staff Selection Commission (SSC). Recruits Sub-Inspectors for Delhi Police and the Central Armed Police Forces.
Original practice questions written for this site in the style and difficulty of each exam’s syllabus. They are not past papers and the site is not affiliated with any exam body. Exam patterns, marking schemes and syllabi change — always check the latest official notification.
SSC CPO practice topics
| Topic | Section | Question source |
|---|---|---|
| Percentages | Quantitative aptitude | Calculated (new numbers every set) |
| Speed, Distance, Trains & Boats | Quantitative aptitude | Calculated (new numbers every set) |
| Logical Reasoning | Reasoning | Calculated (new numbers every set) |
| English Grammar | English | Question bank |
| Vocabulary & Idioms | English | Question bank |
| Indian Polity, History & Geography | General awareness | Question bank |