Notes from the underground |
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Updated 1 August 2024 |
1. Matching socks
A drawer contains 24 red socks and 24 blue socks.
It’s dark and you can’t distinguish the red socks from the blue ones.
What is the least number of socks must you must remove from the drawer to be absolutely sure of coming away with a matching pair?
A drawer contains 24 red socks and 24 blue socks.
It’s dark and you can’t distinguish the red socks from the blue ones.
What is the least number of socks must you must remove from the drawer to be absolutely sure of coming away with a matching pair?
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