LCM and HCF — IT Officer Scale-I Topic Guide

Topic Overview

The topic LCM and HCF is an essential component of the Number System chapter in IT Officer Scale-I Quantitative Aptitude. Candidates must master the theoretical foundations, solve sample problems, and identify shortcuts to answer questions on this topic quickly under exam conditions.

Suggested Study Strategy

• Review standard formulas and theorems associated with LCM and HCF.
• Solve at least 15-20 practice questions of varying difficulty levels (easy, moderate, hard).
• Go through previous years' solved papers to examine how LCM and HCF questions were framed.
• Take short timed quizzes to evaluate your accuracy and problem-solving speed.