SOLUTION: I have a pile of socks which contains 12 white socks, 12 black socks, and 12 red socks.
How many socks must I take from the pile to be certain that I have at least one matching
p
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Question 1186441: I have a pile of socks which contains 12 white socks, 12 black socks, and 12 red socks.
How many socks must I take from the pile to be certain that I have at least one matching
pair?
Answer by ikleyn(52778) (Show Source): You can put this solution on YOUR website!
.
3 + 1 = 4. ANSWER
In the worst case, your first 3 socks will be of three different colors;
but then any taken fourth sock will match with some of the three previous socks and will create a pair.
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