In a box, there are 9 blue socks, 7 green socks, and 12 white socks. What is the minimum number of socks that Alice must take from the box, without looking, to be certain that she has two white socks?
Answers
Answered by
1
Answer:
18
Step-by-step explanation:
You must select the number such that what ever may be the out come , it must contain 2 white. Hence you must take 2 Nos + (9 blue & 7 greensox ) , so that you will never fail in the task.
rajeesh85:
nos means
Similar questions