Filling a pool with the drain open
One hose fills a kiddie pool in minutes; another fills it in minutes. An open drain empties a full pool in minutes. With both hoses running and the drain open, how many minutes does it take to fill the empty pool?
Show hints (2)+
- Work in rates (pools/min): .
- Net , so minutes.
Answer
Reveal answer →Final answer
12
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Asked at: Akuna Capital, Flow Traders