Asked by Heaven
Fernando wears three colours of socks: red, blue and white. He doesn't pair his socks when he washes them, he just throws them into his sock drawer.
A.) What is the fewest number of socks Fernando needs to take out of the drawer to guarantee he has a matching pair? Explain.
B.) Is there a fewest number of socks he could take out to guarantee that he will have a red pair? Explain.
A.) What is the fewest number of socks Fernando needs to take out of the drawer to guarantee he has a matching pair? Explain.
B.) Is there a fewest number of socks he could take out to guarantee that he will have a red pair? Explain.
Answers
Answered by
Steve
(A) 3 colors, so 4 socks must have two the same
(B) Depends on how many pairs of each color. Worst case is if there is only one red pair. Then he might need to take them all.
(B) Depends on how many pairs of each color. Worst case is if there is only one red pair. Then he might need to take them all.
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