Monday 19 August 2013

Monday Puzzle

The Presurfer, in cooperation with pzzlr.com, brings you a puzzle every Monday. Just to tickle your brain.

image credit: sakshi sharma cc

In a certain town, 90% of the residents drink coffee, 80% drink tea, 70% drink whiskey, and 60% drink gin. No one drinks all four. What percent of the residents drink liquor?

You can find the answer here.

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