document.write( "Question 844351: Given that P(A or B) = 1/5, P(A) = 1/6, and P(A and B) = 1/8, find P(B)\r
\n" ); document.write( "\n" ); document.write( " 29/120
\n" ); document.write( " 59/120
\n" ); document.write( " 19/240
\n" ); document.write( " 19/120 \n" ); document.write( "

Algebra.Com's Answer #508698 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
\n" );
document.write( "Hi,
\n" );
document.write( "Let x represent P(B)
\n" );
document.write( "     |Multiplying thru by 120so as all denominators = 1
\n" );
document.write( "20 + 120x - 15 = 24
\n" );
document.write( "      120x = 19
\n" );
document.write( "         x = 19/120 \n" );
document.write( "

\n" );