Series, analogies and coding
Number / letter series, analogies, coding-decoding.
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- In the exam pattern: IIM Rohtak IPM Aptitude Test (2026), Logical Reasoning: 40 questions, 160 marks (IIM Rohtak notice, read 26 Oct 2026).
- Next exam day: IPMAT Indore 2027 exam (expected): 8 May 2027 (Expected — an estimate, not announced).
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Practice this topic
Take a full mock →Q1 · Series, analogies and coding · EASY
Find the next term in the series: 2, 6, 12, 20, 30, ...
Q2 · Series, analogies and coding · EASY
If 'CAT' is coded as 'DBU', how is 'DOG' coded?
Q3 · Series, analogies and coding · MEDIUM
Choose the word that completes the analogy: Painting : Gallery :: Book : ?
Q4 · Series, analogies and coding · EASY
Find the next term in the series: 3, 9, 27, 81, ...
Q5 · Series, analogies and coding · HARD
If 'BAG' is coded as 'CZH', how is 'CAT' coded?