document.write( "Question 408436: Forty-three percent of Americans have type A molecules in their blood, 15% have type B molecules, and 46% have neither type A nor
\n" ); document.write( "B molecules. What percent of Americans have both type a and type b molecules in their blood? \n" ); document.write( "

Algebra.Com's Answer #287747 by josmiceli(19441) $\"\"$ $\"About$

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If the percentages add up to more than 100%, then there is an overlap where
\n" ); document.write( "the members of the 2 groups are counted twice because they are in both groups
\n" ); document.write( " $\"43+%2B+15+%2B+46+=+104\"$
\n" ); document.write( "4% of Americans have both a and b molecules \r
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