document.write( "Question 1039889: How do you solve this?
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\n" ); document.write( "Boys and girls. Alice and Bill are planning to have three children. (Assume it is equally likely for a boy or a girl to be born.) Give the probability as a decimal.\r
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\n" ); document.write( "\n" ); document.write( "What is the probability that not all three will be of the same gender?\r
\n" ); document.write( "\n" ); document.write( "The probability that not all three will be of the same gender is .\r
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Algebra.Com's Answer #654639 by ikleyn(52814)\"\" \"About 
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\n" ); document.write( "Boys and girls. Alice and Bill are planning to have three children. (Assume it is equally likely for a boy or a girl to be born.) \r
\n" ); document.write( "\n" ); document.write( "What is the probability that not all three will be of the same gender?
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\n" ); document.write( "\n" ); document.write( "P(all 3 are girls) = \"1%2F8\".\r
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\n" ); document.write( "\n" ); document.write( "P(all 3 are boys) = \"1%2F8\".\r
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\n" ); document.write( "\n" ); document.write( "P(all 3 are of the same gender) = \"1%2F8+%2B+1%2F8\" = \"1%2F4\".\r
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\n" ); document.write( "\n" ); document.write( "The probability that not all three will be of the same gender is \"1-%281%2F4%29\" = \"3%2F4\" = 0.75.\r
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