411 REFERENCE · Wikibooks
Puzzles/Logic puzzles/Pair of Socks
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Puzzles | Logic puzzles | Pair of Socks
There are 10 black socks and 10 white socks(no left-right distinction) in the wardrobe. Your task is to draw the minimum number of socks at random to be sure you have a pair of a single color.
How many socks should you draw?
Solution