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  9. Q3297

RRB Junior Engineer / DMS / CMA 2019 · Question 3297 of 3719

Two pipes can fill a tank in 30 minutes and 60 minutes respectively. Another pipe at the bottom will empty it in 120 minutes. If all the pipes are open, in what time will the tank get filled?

  1. A24 minutesCorrect
  2. B40 minutes
  3. C52 minutes
  4. D50 minutes

Answer: A. 24 minutes

Official answer key verified. Detailed explanation coming soon.

Source: RRB JE 2019 CBT-1 (31-May-2019 Shift 3) — cracku.in solved paper with answer key · reliable-secondary

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