Question

Simplify the following expression:
√((0.6859 × 0.1156 × 0.64000)/(0.289 × 0.1600 × 0.54872)) (Correct your answer up to three decimal places)

Asked in RRB NTPC (UG) CBT-I · 2026
Square and Square Root · Quantitative Aptitude
Exam PYQ4 Options
Quantitative AptitudeNumber SystemSquare and Square RootRRB NTPC (UG) CBT-I2026
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Quick Revision

In expressions with multiple square roots, solve the innermost square root first and then move outward step by step.

Correct AnswerCorrect option for this question
Option A — 414

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Questions Asked from Square and Square Root in Previous Exams

See how often Square and Square Root has appeared in previous-year questions across major government exams.

High Exam Frequency
14UPSC Questions Asked in These Years:2010, 2011, 2013, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2026
11SSC Questions Asked in These Years:2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
7Railways Questions Asked in These Years:2018, 2020, 2021, 2022, 2024, 2025, 2026
10State PSC Questions Asked in These Years:2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
Square and Square Root has appeared in 42 previous-year exam questions, most frequently in UPSC, SSC and State PSC.
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