Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
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Q · LCM and HCFEasy · 45s
LCM of 18,24,30 is:
TopicLCM and HCF
Question Typemultiple choice
DifficultyEasy
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
LCM=360.
Final Answer: Option D — 360