Question
A drawer contains 8 handkerchiefs. There are 2 red, 2 blue, 2 green and 2 black handkerchiefs.
How many handkerchiefs have to be draw in order to be sure that you will get a RED one?
How many handkerchiefs have to be draw in order to be sure that you will get a RED one?
Answers
Michael
It's unlikely, but this could happen:
(1) You pick all the black.
(2) You pick all the green.
(3) You pick all the blue.
(4) You finally pick a red.
How many would that be?
(1) You pick all the black.
(2) You pick all the green.
(3) You pick all the blue.
(4) You finally pick a red.
How many would that be?