document.write( "Question 406734: A box containing twelve 40-watt light bulbs and eighteen 60-watt light bulbs is stored in your basement . Unfortunately, the box is store in the dark and you need two 60-watt bulbs. What is the probability of randomly selecting a 40-watt bulb given that you have selected a 60-watt bulb? \n" ); document.write( "

Algebra.Com's Answer #286969 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!


\n" );
document.write( "Hi
\n" );
document.write( "A box containing twelve 40-watt light bulbs and eighteen 60-watt light bulbs 
\n" );
document.write( "is stored in your basement . Unfortunately, the box is store in the dark and
\n" );
document.write( " you need two 60-watt bulbs. What is the probability of randomly selecting a 
\n" );
document.write( "40-watt bulb given that you have selected a 60-watt bulb?\r
\n" );
document.write( "\n" );
document.write( " 30 bulbs of which 12 are 40-wattt and 18 are 60-watt
\n" );
document.write( "P(choosing a  40, having chosen a 60) = 12/29      \n" );
document.write( "

\n" );