Number System
Number properties, divisibility and classifications.
Test yourself on Number System
5 real KSP Constable questions with instant answers — no signup, ~3 minutes.
Study notes are still being prepared.
Don't wait — Shishya can teach you this topic right now, on demand.
Ask Shishya to teach this →Need more? Ask Shishya
Shishya is your personal tutor for this topic. Pick a starter or open a free chat.
- Go deeper on this topicGo deeper on Number System for KSP Constable — examples and edge cases I should know.
- Show me exam shortcutsGive me 3 fastest shortcuts to solve Number System questions in the exam.
- What mistakes should I avoid?What are the most common mistakes students make on Number System? How do I avoid them?
- Quiz me adaptivelyQuiz me on Number System — start with one easy question, then go harder based on how I answer.
Practice this topic
Take a full mock →Q1 · Number System · MEDIUM
A number when divided by 7 leaves a remainder of 4. What will be the remainder when the same number is divided by 14?
Q2 · Number System · EASY
The sum of the first 50 natural numbers is:
Q3 · Number System · HARD
A six-digit number 5a372b is divisible by both 8 and 9. What is the value of a + b?
Q4 · Number System · EASY
How many prime numbers are there between 60 and 80?
Q5 · Number System · HARD
What is the sum of all two-digit numbers that leave a remainder of 3 when divided by 7?