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  9. Q625

RRB Junior Engineer / DMS / CMA 2024 · Question 625 of 730

The sirens of three companies sound together initially and then continue to sound at intervals of 12 minutes, 16 minutes, and 20 minutes, respectively. Over a period of 16 hours and 12 minutes from the time they first sound together, how many times will they sound simultaneously?

  1. A4 times
  2. B3 times
  3. C6 times
  4. D5 timesCorrect

Answer: D. 5 times

Official answer key verified. Detailed explanation coming soon.

Source: Railway Junior Engineer 2024 Answer Key compilation (English) — testranking.in (Gagan Pratap) · reliable-secondary

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