document.write( "Question 388800: Three different groups of children consist of 3 girls and 1 boy, 2 Boys and 2 Girls and 3 Boys and 1 Girl Respectively. One Child is selected at random from each group. Find the chance that the 3 selected consist of 1 girl and 2 boys. \n" ); document.write( "
Algebra.Com's Answer #275331 by edjones(8007) You can put this solution on YOUR website! Probability of: \n" ); document.write( "all boys = 1/4 * 2/4 * 3/4 = 6/64 = 3/32 \n" ); document.write( "all girls = 3/32 also \n" ); document.write( "3/32 * 2 = 6/32 = 3/16 all of one sex \n" ); document.write( "1 - 3/16 = 13/16 one of one sex and two of the other. \n" ); document.write( "13/16 * 1/2 = 13/32 Probability of 1 girl and 2 boys. \n" ); document.write( ". \n" ); document.write( "Ed\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |