Number System Practice Test 11 is a moderate sectional-style set of 20 multiple-choice questions on number system, created by Xigma Academy for candidates preparing for SSC CGL and other staff-selection and government recruitment exams. It is test 11 in the Number System series on TestMint. This is a paid test priced at ₹39; a small convenience fee applies at checkout.
What this test covers
- Number System: 20 questions
Test details
| Questions | 20 |
|---|---|
| Duration | 20 minutes |
| Marks | 1 per question, 20 in total |
| Negative marking | None |
| Difficulty | Mostly moderate |
| Access | ₹39 |
A sample question from this test
What is the least number that must be added to 2527 so that the sum is exactly divisible by 9?
- 1
- 2
- -3
- 3
Answer: B. 2. 2527 ÷ 9 leaves remainder 7, so the number to add is 9 − 7 = 2.
How to approach this test
Use remainders and cycles: unit digits of powers repeat in short cycles, and divisibility rules save long division.
This set mixes straightforward questions with a few that need an extra step, so it works well as a checkpoint once the basics are comfortable. At 20 questions in 20 minutes, you have about 60 seconds per question on average. After you submit, review every wrong or guessed answer using the explanations.
Keep practising
Continue with all SSC CGL mock tests, free mock tests, a guide to preparing this topic and how to review your mistakes.