document.write( "Question 1198153: 15% of the people in the US own a cat,20%own a dog, and 5% own both.
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Algebra.Com's Answer #831689 by Edwin McCravy(20055)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "         P(C or D) = P(C) + P(D) - P(C&D)\r\n" );
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document.write( "         P(C or D) =   ?  +   ?  -   ?\r\n" );
document.write( "   \r\n" );
document.write( "         P(C or D) = ?    \r\n" );
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document.write( "Edwin
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