document.write( "Question 1152617: A bag contains 8 red, 6 white, and 7 blue marbles. Find the probability of picking 3 blue marbles if each marble is returned to the bag before the next marble is picked.
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Algebra.Com's Answer #774668 by ikleyn(52855)\"\" \"About 
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document.write( "At each picking, the probability to get a blue marble is  \"3%2F%288%2B6%2B7%29\" = \"3%2F21\" = \"1%2F7\".\r\n" );
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document.write( "Therefore, the answer to the problem's question is  \"%281%2F7%29%5E3\" = \"1%2F7%5E3\" = 0.002915.\r\n" );
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