document.write( "Question 1143804: 32% of houses have a tiled roof and 13% have a tiled roof and double brick.
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Algebra.Com's Answer #764714 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "This conditional probability is equal, by the definition of conditional probability, to  \r\n" );
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document.write( "    P =  = 0.40625 = 40.625%.    ANSWER\r\n" );
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