CBN Aptitude Test study guide
CBN Aptitude Test · Work through your exam, one topic at a time.
The CBN Aptitude Test is the recruitment screening assessment used by the Central Bank of Nigeria to shortlist candidates for graduate and specialist roles. It is intended for applicants who have already met the Bank's academic and eligibility criteria and are moving into the written assessment stage. The CBN Aptitude Test study guide has 6 sections and about 1,705 words.
01Quantitative Reasoning and Numerical Ability
Numerical ability questions reward fluency with percentages, ratios, proportions, averages, rates (speed/distance/time), simple and compound interest, and basic data interpretation (tables, bar charts, pie charts). You should also be comfortable with number properties - divisibility rules, factors and multiples, LCM/HCF, squares and cubes - and with quick estimation.
316 words, about 2 min02Verbal Reasoning and Comprehension
Verbal reasoning tests your ability to read precisely, infer cautiously, and classify relationships between words . Core skills: identifying the main idea versus supporting detail, distinguishing fact from opinion, recognising assumptions, and solving analogies and odd-one-out items by naming the specific relationship (cause–effect, part–whole, synonym, degree, function).
275 words, about 1 min03Logical and Abstract Reasoning
This domain covers series completion, syllogisms, seating and ordering puzzles, coding–decoding, blood relations, and pattern sequences (shapes, rotations, alternations). The unifying skill is systematic rule-finding: identify what changes, in what order, and by how much.
270 words, about 1 min04General Knowledge and Current Affairs
General knowledge questions span Nigerian and African geography and institutions, world geography, major international organisations, science basics, sports, and recent national and global events . For current affairs, focus on stable, verifiable facts: who holds a major office, capital cities, currency names, headquarters of organisations, and landmark agreements.
278 words, about 1 min05Economics and Finance Fundamentals
Expect questions on demand and supply, elasticity, market structures, inflation, GDP, monetary and fiscal policy, banking, and basic financial instruments . You should be able to define terms precisely and reason about cause and effect: what happens to price when supply falls, what a central bank does to curb inflation, what a bond's coupon is.
302 words, about 2 min06English Language and Usage
This section tests grammar (subject–verb agreement, tense, pronouns, prepositions), vocabulary (synonyms, antonyms, word choice), sentence structure, punctuation, and idiomatic expression . Precision matters more than complexity: short, correct sentences beat ornate, faulty ones.
264 words, about 1 min