Question

The LCM of the numbers 11.4 and 0.42 is:

Asked in DSSSB ASO · 2025
LCM and HCF · Quantitative Aptitude
Exam PYQ4 Options
Quantitative AptitudeNumber SystemLCM and HCFLCMDecimal BasedDSSSB ASO2025
💡
Quick Revision

If bells, lights, machines, buses, or other events repeat after fixed intervals, their next simultaneous occurrence is generally found using the LCM of the intervals.

Correct AnswerCorrect option for this question
Option B — 79.8

Learn LCM and HCF in 60 Seconds

Learn the step-by-step method to find LCM using Prime Factorisation and the Ladder Method with quick exam tricks.

Topic Video
Everything you need to learn, practice & excel — in one place.
Video-Based Study Material
PYQ-Based Quizzes
1,000+ Informative Audiobooks
300+ Full-Length Mock Tests
Daily Current Affairs
5,000+ PYQs

Questions Asked from LCM: Prime Factorisation & The Ladder Method in Previous Exams

See how often LCM: Prime Factorisation & The Ladder Method has appeared in previous-year questions across major government exams.

High Exam Frequency
15UPSC Questions Asked in These Years:2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2022, 2023, 2024, 2026
9SSC Questions Asked in These Years:2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
7Railways Questions Asked in These Years:2016, 2018, 2021, 2022, 2024, 2025, 2026
16State PSC Questions Asked in These Years:2002, 2004, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
LCM: Prime Factorisation & The Ladder Method has appeared in 47 previous-year exam questions, most frequently in State PSC, UPSC and SSC.
2-Minute Revision Notes

Revise LCM and HCF and Its Related Concepts

Strengthen key concepts with exam-focused visual notes for faster revision.

Open Revision Notes ↗

Explore More Questions

Continue practising by chapter, topic and related subjects.

One question solved. Keep going.

Continue with the next Number System question and build your accuracy one question at a time.