- No data uploaded
- Instant results
SBI Clerk Number System & Simplification Questions
Practise number system & simplification (quantitative aptitude) for the SBI Junior Associate (Customer Support & Sales) 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.
Number System & Simplification practice
-
Q1.Simplify: 33 + 4 × 5 − 34
Show answer & explanation
Answer: C — 19
BODMAS: multiply first — 4 × 5 = 20; then 33 + 20 − 34 = 19.
-
Q2.Find the next number in the series: 16, 18, 22, 28, 36, ?
Show answer & explanation
Answer: B — 46
Differences are 2, 4, 6, 8 → next difference 10.
-
Q3.Find the next number in the series: 3, 5, 9, 15, 23, ?
Show answer & explanation
Answer: D — 33
Differences are 2, 4, 6, 8 → next difference 10.
-
Q4.Find the next number in the series: 21, 29, 37, 45, 53, ?
Show answer & explanation
Answer: A — 61
Each term increases by 8.
-
Q5.Find the next number in the series: 5, 7, 11, 17, 25, ?
Show answer & explanation
Answer: D — 35
Differences are 2, 4, 6, 8 → next difference 10.
-
Q6.Simplify: 39 + 2 × 4 − 10
Show answer & explanation
Answer: D — 37
BODMAS: multiply first — 2 × 4 = 8; then 39 + 8 − 10 = 37.
-
Q7.Find the HCF of 16 and 8.
Show answer & explanation
Answer: C — 8
HCF(16, 8) = 8. Check: HCF × LCM = 8 × 16 = 128 = product of the numbers.
-
Q8.What is √484?
Show answer & explanation
Answer: D — 22
22 × 22 = 484, so √484 = 22.
-
Q9.What is √1,681?
Show answer & explanation
Answer: A — 41
41 × 41 = 1681, so √1681 = 41.
-
Q10.Find the HCF of 6 and 10.
Show answer & explanation
Answer: D — 2
HCF(6, 10) = 2. Check: HCF × LCM = 2 × 30 = 60 = product of the numbers.
How to approach number system & simplification questions
Learn squares to 30 and cubes to 15, apply BODMAS strictly, and use HCF × LCM = product of two numbers. For series, check the differences first, then the ratios.
About SBI Clerk
SBI Junior Associate (Customer Support & Sales) Examination — conducted by State Bank of India (SBI). Recruits Junior Associates for SBI branches; the local language test applies by state.
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.
SBI Clerk practice topics
| Topic | Section | Question source |
|---|---|---|
| Number System & Simplification | Quantitative aptitude | Calculated (new numbers every set) |
| Ratio, Ages & Mixtures | 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 |
| Economy & Banking Awareness | General awareness | Question bank |