document.write( "Question 850098: the probability of passing an exam is 0.8,what is the probability of failing the exam \n" ); document.write( "
Algebra.Com's Answer #511959 by Fombitz(32388)\"\" \"About 
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\"P%28pass%29%2BP%28fail%29=1\"
\n" ); document.write( "\"P%28fail%29=1-0.8\"
\n" ); document.write( "\"P%28fail%29=0.2\"
\n" ); document.write( "
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