SOLUTION: On National Public Radio, the Weekend edition program on Sunday, September 7, 1991, the following probability problem was posed: Given a certain number of balls, of which some are

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Question 108462This question is from textbook
: On National Public Radio, the Weekend edition program on Sunday, September 7, 1991, the following probability problem was posed: Given a certain number of balls, of which some are blue, pick 5 at random. The probability that 5 are blue is 1/2. Determine the original number of balls and decide how many are blue. This question is from textbook

Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
9 BLUE OUT OF 10 COMES VERY CLOSE:
9/10*8/9*7/8*6/7*5/6
.9*.88889*.875*.857*.8333=.4999897 PROBABILITY THAT ALL FIVE WILL BE BLUE.