document.write( "Question 68168: A tree diagram shows the possibilites for boys and girls in a two-child family. If a family has 2 children, what are the chances that one child is a girl and one child is a boy?\r
\n" ); document.write( "\n" ); document.write( "A 1/4
\n" ); document.write( "B 1/3
\n" ); document.write( "C 1/2
\n" ); document.write( "D 3/4
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Algebra.Com's Answer #48443 by stanbon(75887)\"\" \"About 
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A tree diagram shows the possibilites for boys and girls in a two-child family. If a family has 2 children, what are the chances that one child is a girl and one child is a boy?
\n" ); document.write( "Sample space={bb,bg,gb,gg}
\n" ); document.write( "Prob(a boy and a girl)= 2/4=1/2
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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