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There is a game where it cost $2 to play. the winner get $6 for making a purple (2/9 chance of making a purple). suppose 36 people play the game, how much money do you expect the school to PAY OUT in prizes?

 Apr 27, 2016
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36 people paly @ $2 ea    = 72 dollars in

2/9 x 36 will win $6    2/9 x 36 x 6 = $48 payout ....Total    NET gain of $24 overall

 Apr 27, 2016

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