document.write( "Question 439036: A factory produces its entire output with three machines. Machines I, II, and III produce 50%, 30%, and 20% of the output, but 4%, 2%, and 4% of their outputs are defective, respectively. What fraction of the total output is defective? \n" ); document.write( "
Algebra.Com's Answer #303486 by jorel1380(3719)\"\" \"About 
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(.50x.04)+(.30x.02)+(.20x.04)=Defectives
\n" ); document.write( ".02+.006+.008=.034=3.4% Defective.
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