document.write( "Question 1114528: There are 20 children in the cast of a class play, and 8 of the children are boys. Of the boys, 4 have a speaking part in the play, and of the girls, 8 do not have a speaking part in the play. If a child from the cast of the play is chosen at random, what is the probability that the child has a speaking part?\r
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Algebra.Com's Answer #729492 by greenestamps(13203)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "From the given information... \n" ); document.write( "boys: 8 total; 4 with speaking parts, so 4 without \n" ); document.write( "girls: 20-8=12 total; 8 without speaking parts so 4 with \n" ); document.write( "All together: 20 children, 8 with speaking parts \n" ); document.write( "P(child has a speaking part) = 8/20 = 2/5 or 40%. \n" ); document.write( " |