Question
The population of a town increases by 10% in the year 2015 and decreases by 15% in the year 2016. If the population of the town at the end of the year 2016 is 1,87,000, find the population of the town in the beginning of the year 2015.
Asked in RRB NTPC (UG) CBT-I · 2026
Population Growth · Quantitative Aptitude
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If one year has growth and another has decline, use a growth factor for one and a decrease factor for the other.
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43UPSC Questions Asked in These Years:2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2026
29SSC Questions Asked in These Years:2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
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42State PSC Questions Asked in These Years:2002, 2004, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
Percentage has appeared in 137 previous-year exam questions, most frequently in UPSC, State PSC and SSC.
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