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- Jan 26, 2012

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- Thread starter
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- #1

- Jan 26, 2012

- 4,043

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Remember to read the POTW submission guidelines to find out how to submit your answers!

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- Jan 26, 2012

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1) Reckoner

2) Sudharaka

Solution (from Sudharaka):

The number of pints of alcohol in the second solution \(\displaystyle=4\times\frac{10}{100}=\frac{2}{5} \)

The percentage of alcohol in the new solution \(\displaystyle=\frac{\frac{6}{5}+\frac{2}{5}}{10}\times 100=\frac{8}{5}\times 10=16\%\)

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