document.write( "Question 850810: If P(A or B) =0.8
\n" ); document.write( " P(A)=0.4 and
\n" ); document.write( " P (A and B)= 0.35
\n" ); document.write( " Find P(B) \n" ); document.write( "

Algebra.Com's Answer #512443 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!

\n" ); document.write( " $\"P%28A_and_B%29=P%28A%29%2BP%28B%29-P%28A_or_B%29\"$
\n" ); document.write( " $\"0.35=0.4%2BP%28B%29-0.8\"$
\n" ); document.write( " $\"P%28B%29=0.35-0.4%2B0.8\"$
\n" ); document.write( " $\"P%28B%29=0.75\"$ \n" ); document.write( "

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