How many socks do you need to take out of the drawer?

The answer is four. Although there are many socks in the drawer, there are only three colors, so if you take four socks then you are guaranteed to have at least one matching pair.

What is the probability of pulling out two socks of the same color?

Picking the first sock of the two with the same color has the probability of 2/6, and therefore picking the second sock with the same color has a probability of (2−1)/(6−1)=1/5 respectively.

How many ways can you choose 3 socks from three different pairs of socks such that one sock is selected from each pair?

Their are 4 possibilities for selection.

How many socks should you have in your sock drawer?

If you reach into your sock drawer without looking, how many socks would you have to pull out to find a matching pair if you had 10 red socks 10 blue socks, and 10 green socks? A minumum of two, and a maximum of four.

What is the minimum number of socks to make a color?

Here, N is 2, so N+1=3 is that minimum. No matter whether you have 2 blue socks and 2 red ones, or 500 million blue socks and 3 red ones. If you have at least two of at least one color, and at least one of each additional color, then N+1 will always be the answer.

How many socks do you need to take out to replace?

Explanation: Given 12 red and 12 blue socks so, in order to take out at least 2 blue socks, first we need to take out 12 shocks (which might end up red in worst case) and then take out 2 socks (which would be definitely blue). Thus we need to take out total 14 socks. 2.

How many ways can you get pairs of socks?

Of those 91 ways, you can get pairs by picking two blues, two reds, or two yellows. There are ( 4 2) = 6 ways to pick blue socks, ( 7 2) = 21 ways to pick red socks, and ( 3 2) = 3 ways to pick yellow socks.