Coding-decoding · solved example
In a certain code, each letter is moved 1 place backward in the alphabet. How is "GOLD" written in that code?
- FNKCCorrect
- EMJB
- HPME
- QYVN
- GOLD
Solution
Moving every letter of GOLD 1 place backward gives FNKC.
Defence | Coast Guard Navik (GD)
Coast Guard Navik (GD) sets 10 Reasoning Ability questions for 10 marks in the Stage I — Computer Based Test, so it is worth planning your preparation around the topics below.
The puzzles and seating arrangements carry the most marks and take the most time, so the skill is choosing which set to attempt and which to leave. Clear the quick scoring topics — inequality, syllogism, coding-decoding, blood relations — first, then spend the remaining time on one or two puzzles you can actually finish.
How much Reasoning Ability is worth in each Coast Guard Navik (GD) stage, from the official pattern.
| Stage | Questions | Marks | Time | Share |
|---|---|---|---|---|
| Stage I — Computer Based Test | 10 | 10 | — | 9% |
Every topic in the official syllabus. The linked ones open a set of solved questions you can practise straight away.
Written to the Coast Guard Navik (GD) pattern, with the answer key and the method behind it — a look at how the section is actually set before you drill the full topic sets.
Coding-decoding · solved example
In a certain code, each letter is moved 1 place backward in the alphabet. How is "GOLD" written in that code?
Solution
Moving every letter of GOLD 1 place backward gives FNKC.
Order and ranking · solved example
In a class of 45 students, a boy ranks 20th from the top. What is his rank from the bottom?
Solution
Rank from the bottom = 45 − 20 + 1 = 26.
Ranking · solved example
In a class of 19 students, a boy ranks 11th from the top. What is his rank from the bottom?
Solution
Rank from bottom = total − rank from top + 1 = 19 − 11 + 1 = 9.
Mathematical operations · solved example
If '#' means +, '¤' means − and '&' means ×, then find the value of: 10 & 3 # 5.
Solution
Substituting the symbols: 10 × 3 + 5 = 30 + 5 = 35.
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Untimed drills with the method shown after every question — the step between learning a topic and sitting it under a clock.
Analogy and classification
81 questions, instant feedback
Blood relations and direction sense
108 questions, instant feedback
Seating arrangement
93 questions, instant feedback
Coding, decoding and series
135 questions, instant feedback
Order and ranking
69 questions, instant feedback
Puzzles
99 questions, instant feedback
Syllogism and inequality
126 questions, instant feedback
Reasoning Ability shows up in every Coast Guard Navik (GD) mock test, in the same interface, with sectional locking and negative marking.
Coast Guard Navik (GD) CGEPT 2026 sets 10 Reasoning Ability questions for 10 marks in the Stage I — Computer Based Test.
No. The Coast Guard Navik (GD) written stage carries no negative marking, so it is worth attempting every Reasoning Ability question you can.
The Coast Guard Navik (GD) syllabus lists Analogies, series and classification, Coding-decoding, blood relations and direction sense, Spatial and non-verbal reasoning. Weight your revision towards the ones you are weakest on and confirm the emphasis against the paper analysis for recent cycles.
Every Reasoning Ability question on this site is free and written to the exam pattern. Use the topic drills for instant-feedback practice, the daily quiz to keep the section warm, and the Coast Guard Navik (GD) mock tests to sit it under a real clock with negative marking.