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Probability
Red ball... Red ball (
Posted on 20021017
)
If you take two balls randomly out of a jar of colored balls, there is a 50% chance that the balls will both be red.
What is the total percentage of red balls in the jar?
See The Solution
Submitted by
levik
Rating:
3.1538
(13 votes)
Comments: (
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Subject
Author
Date
re: Another solution (re: a mathematecally more rigorous solution)
Ady TZIDON
20150822 03:34:06
Not everything appears as it seems
Dej Mar
20110913 03:24:48
I do not agree with the official solution
ajosin
20050304 19:53:25
Comment on official solution
Nick Hobson
20040918 18:20:52
re: solution  and my own one
sassy
20040513 19:36:19
easy
Billy Bob
20040328 10:22:38
Red ball... Red ball
Paula Bilton
20030814 08:16:42
(easy) Solution
Chaz
20030503 14:41:37
Another solution (re: a mathematecally more rigorous solution)
Charlie
20030217 14:36:06
solution
Keedom
20021118 23:43:54
Answer
Dulanjana
20021018 17:11:03
is this right?
hai
20021018 17:02:51
a mathematecally more rigorous solution
TomM
20021018 02:46:53
typo
TomM
20021018 00:07:54
Exactly!
TomM
20021018 00:01:45
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