document.write( "Question 276766: Of Every 4000bolts produced in a factory, 800 of them are faulty what is the probability of a bolt chosen at random NOT being faulty ? \n" ); document.write( "
Algebra.Com's Answer #201659 by checkley77(12844)\"\" \"About 
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800/4,000=.2 or 20% are faulty
\n" ); document.write( "1-.2=8 or 80% probability it is NOT faulty.
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