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2 pipes can fill a cistern in 3 ｾ minutes . if the larger pipe takes 4 minutes lesser than the smaller pipe to fill the cistern , how much time does the smaller pipe take to fill the cistern.
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- i think ans is 24 min
- 9 years agoHelpfull: Yes(1) No(0)
- its 18min
- 9 years agoHelpfull: Yes(0) No(3)
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