document.write( "Question 865845: An urn contains 10 red marbles and 30 green marbles. A marble is drawn at random, but not replaced. Then another marble is drawn. Find the probability of these events. \r
\n" ); document.write( "\n" ); document.write( "1.Both marbles drawn are red
\n" ); document.write( "2.Both marbles drawn are green
\n" ); document.write( "3.The first marble drawn is red and the second marble drawn is green
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Algebra.Com's Answer #521925 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
1. \"P%28R1%29=10%2F40=1%2F4\"
\n" ); document.write( "\"P%28R2%29=9%2F39=3%2F13\"
\n" ); document.write( "\"P%28R1%2CR2%29=%281%2F4%29%283%2F13%29=3%2F52\"
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\n" ); document.write( "2. \"P%28G1%29=30%2F40=3%2F4\"
\n" ); document.write( "\"P%28G2%29=29%2F39\"
\n" ); document.write( "\"P%28G1%2CG2%29=%283%2F4%29%2829%2F39%29=29%2F52\"
\n" ); document.write( ".
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\n" ); document.write( "3. \"P%28R%29=10%2F40=1%2F4\"
\n" ); document.write( "\"P%28G%29=30%2F39=10%2F13\"
\n" ); document.write( "\"P%28R%2CG%29=%281%2F4%29%2810%2F13%29=10%2F52=5%2F26\"
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