Question
X, Y and Z jump forward 4', 6' and 5', respectively. At 8 AM, they all land on mark 199'. How many times will they all land on the same mark (need not be at the same moment) between mark 195' and 1000', if all of them cross mark 1000' by 9 AM?
Asked in UPSC CSAT · 2026
LCM and HCF · Quantitative Aptitude
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For a number leaving the same remainder on division by several numbers, subtract the remainder first and work with the LCM of the divisors.
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Questions Asked from HCF & LCM Word Problems in Previous Exams
See how often HCF & LCM Word Problems has appeared in previous-year questions across major government exams.
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 has appeared in 40 previous-year exam questions, most frequently in UPSC, State PSC and SSC.
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