document.write( "Question 1126496:  An urn contains 40 balls. Some are red balls and the rest are white balls.\r
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document.write( "If the probability of extracting a white ball is 0.75, how many white balls are there?
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| Algebra.Com's Answer #742824 by Shin123(626)     You can put this solution on YOUR website! If the probability of picking a white ball is 0.75, that means that 0.75 of the 40 total are white.\r \n" ); document.write( "\n" ); document.write( " |