Modern Indian railway train for RRB NTPC Number System practice
RRB NTPC - GRADUATE LEVELCBT 1Graduate Level Posts

Number System

Strengthen your basics in Number System with topic-wise practice tests for RRB NTPC Graduate Level CBT 1.

6Practice Sets
10–15 minPer Test
Easy to HardDifficulty
BilingualEN + HI

Topics Covered in Number System

Divisibility Rules
HCF & LCM
Remainder Theorem
Factors & Multiples
Unit Digit
Fractions & Decimals
Square Roots & Surds

Number System Practice Tests

01

Number System Practice Set 01

15 Questions10 MinEasyBilingual
Start Test
02

Number System Practice Set 02

15 Questions10 MinEasyBilingual
Start Test
03

Number System Practice Set 03

20 Questions12 MinMediumBilingual
Start Test
04

Number System Practice Set 04

20 Questions12 MinMediumBilingual
Start Test
05

Number System Practice Set 05

25 Questions15 MinHardBilingual
Start Test
06

Number System Practice Set 06

25 Questions15 MinHardBilingual
Start Test

Smart Practice Path

Start with Easy, move to Medium, and challenge yourself with Hard test results.

EasyMediumHard

Why Practice Number System?

  • Build strong foundation for all other topics
  • Frequently asked in CBT 1
  • Improves calculation speed and accuracy
  • Helps in time management

Concepts You Will Master

  • Fast approaches to HCF & LCM
  • Smart tricks for divisibility & remainder
  • Unit digit & last digit tricks
  • Square roots & surds simplification

Preparation Tip

Spend at least 20–30 minutes daily on Number System to strengthen your basics and score high in CBT 1.

Explore Other Maths Topics

About Number System

Number System is a crucial part of RRB NTPC Graduate Level CBT 1 exam. It covers important concepts like divisibility, HCF, LCM, remainder theorem, unit digit, fractions, decimals and surds. Consistent practice helps you solve questions faster and more accurately.

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