There are 12 black socks, 15 dark brown socks, and 20 dark blue socks in a drawer. It is dark and you cannot tell the socks apart. What is the minimum number of socks you need to take out of the drawer in order to guarantee you have at least 4 black socks? Enter your answer as an integer (no words):

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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There are 12 black socks, 15 dark brown socks, and 20 dark blue socks in a drawer.
It is dark and you cannot tell the socks apart. What is the minimum number of socks
you need to take out of the drawer in order to guarantee you have at least 4 black
socks?
Enter your answer as an integer (no words):
Transcribed Image Text:There are 12 black socks, 15 dark brown socks, and 20 dark blue socks in a drawer. It is dark and you cannot tell the socks apart. What is the minimum number of socks you need to take out of the drawer in order to guarantee you have at least 4 black socks? Enter your answer as an integer (no words):
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