716 views
1 votes
1 votes
You have a box containing 10 black and 10 blue socks.What is the minimum number of times you need to pull out so that you have a pair of the same color?

1 Answer

5 votes
5 votes
we have to see the worst case what can happen
In first draw suppose we pulled black sock and in second draw we pulled blue sock , so we have to do one more draw as in third draw we can pull either black or blue and whatever we will draw a matching pair is guaranteed
so 3 pull required at minimum

Related questions

0 votes
0 votes
0 answers
1
Sampath Gunta asked 5 days ago
32 views
How we get payment link for IIIT Hyderabad PGEE test classes,previous Previous question papers and mock tests .Please share the WhatsApp mobile number for better communic...
0 votes
0 votes
0 answers
2
debayan1014 asked Feb 12
190 views
How to prepare for IIIT-H PGEE Mtech Exam and Interview?Does they have any criteria of shorlisting Resume for the Interview?
0 votes
0 votes
1 answer
3
vyarth asked Apr 28, 2022
2,741 views
I know they don't release these data but what is the estimated number of candidates according to previous data?