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OpenStudy (mathmagician):
In the dark room, there is a pile of socks. There are 13 red, 5 blue and 7 black socks, all shuffled randomly. Jon oke up and wants to select a pair of socks. What is the biggest number of soks Jon has to take to get a pair of socks? Take in mind, that he doesnt see, which sock is taken.
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OpenStudy (anonymous):
4
OpenStudy (anonymous):
YEP its 4
OpenStudy (anonymous):
Explanation: since there are 3 different colors, assume that the first 3 socks you have taken are red, blue, and black. Once you picked the fourth one, no matter which color it is you will still get a pair of socks
OpenStudy (mathmagician):
the answer is not correct
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