Current location - Training Enrollment Network - Mathematics courses - There are five pairs of black socks and five pairs of yellow socks in the sixth grade math problem. How many socks do you have to take out to ensure three pairs of yellow (black) socks?
There are five pairs of black socks and five pairs of yellow socks in the sixth grade math problem. How many socks do you have to take out to ensure three pairs of yellow (black) socks?
If you count the left and right problems of socks,

The most tragic thing is to take out all the black and yellow socks, and then a *** 10 sock,

Then take three socks and you can make two pairs of socks.

To sum up, a * * * will take out 13 socks;

If you don't consider the left and right,

That is, take out seven socks at random.