HCF/LCM, fractions, decimals, surds, BODMAS, approximation.
Test yourself on Number System & Simplification
5 real TS Police SI 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 →Shishya is your personal tutor for this topic. Pick a starter or open a free chat.
Q1 · Number System & Simplification · EASY
What is the sum of all prime numbers between 20 and 40?
Q2 · Number System & Simplification · EASY
Find the value of: 48 ÷ 6 × 3 + 12 - 8
Q3 · Number System & Simplification · EASY
What is the sum of the first 15 natural numbers?
Q4 · Number System & Simplification · EASY
If the sum of three consecutive odd numbers is 87, what is the largest of the three numbers?
Q5 · Number System & Simplification · EASY
Find the value of: 45 × 12 + 540 ÷ 18 - 75