The writing life from popular science author Brian Clegg.
Friday, 21 November 2014
An old one but a good one
Thanks to Peet Morris for reminding me of this little puzzle for the weekend.
If you choose an answer to this question at random, what is the chance you will be correct?:
I'm not going to suggest a 'right' answer (though there are at least two) - I leave it up to you.
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