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  9. Q300

RRB Junior Engineer / DMS / CMA 2019 · Question 300 of 3719

Two taps can separately fill a cistern in 20 minutes and 25 minutes. Both taps are open for 10 minutes after which the slower one is closed. How long will it take to fill the remaining portion by the other tap alone?

  1. A2 minutesCorrect
  2. B4 minutes
  3. C10 minutes
  4. D5 minutes

Answer: A. 2 minutes

Official answer key verified. Detailed explanation coming soon.

Source: RRB JE 2019 CBT-1 (1-June-2019 Shift 2) — cracku.in solved paper with answer key · reliable-secondary

← Q299View full paper (3719 questions)Q301 →

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