Question

What is the smallest number that, when divided by 2, 3, 4, 5, 6, and 7 leaves remainder 1?

Asked in SSC Selection Post (Graduate Level) · 2025
LCM and HCF · Quantitative Aptitude
Exam PYQ4 Options
Quantitative AptitudeNumber SystemLCM and HCFApplication of LCM and HCFSingle RemainderSSC Selection Post (Graduate Level)2025
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Before solving, identify the pattern: use LCM for the least/smallest number satisfying several divisibility conditions, and use HCF for the greatest divisor that divides several numbers while leaving the same remainder.

Correct AnswerCorrect option for this question
Option A — 421

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Questions Asked from HCF & LCM: Word Problems Decoded in Previous Exams

See how often HCF & LCM: Word Problems Decoded has appeared in previous-year questions across major government exams.

High Exam Frequency
12UPSC Questions Asked in These Years:2010, 2011, 2013, 2014, 2016, 2017, 2020, 2021, 2022, 2023, 2024, 2026
9SSC Questions Asked in These Years:2016, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
8Railways Questions Asked in These Years:2016, 2018, 2020, 2021, 2022, 2024, 2025, 2026
11State PSC Questions Asked in These Years:2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
HCF & LCM: Word Problems Decoded has appeared in 40 previous-year exam questions, most frequently in UPSC, State PSC and SSC.
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