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One fill pipe A takes 3 minutes more to fill the cistern than two fill pipes A and B opened together to fill it. Second fill pipe B takes
Q:
One fill pipe A takes 3 minutes more to fill the cistern than two fill pipes A and B opened together to fill it. Second fill pipe B takes
- 17 minutesfalse
- 216 minutesfalse
- 38 minutestrue
- 410 minutesfalse
- 512 minutesfalse
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