document.write( "Question 1043785: in a class of 19 mathematicians and 13 chemists two learners are randomly selected one after the other what is the probability that the selected learners are mathematicians?\r
\n" ); document.write( "\n" ); document.write( "help me this one pliz.
\n" ); document.write( "

Algebra.Com's Answer #658951 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
in a class of 19 mathematicians and 13 chemists two learners are randomly selected one after the other what is the probability that the selected learners are mathematicians?
\n" ); document.write( "---------
\n" ); document.write( "19 + 13 = 32
\n" ); document.write( "The 1st pick is 19/32.
\n" ); document.write( "The 2nd is 18/31.
\n" ); document.write( "---
\n" ); document.write( "(19/32)*(18/31) = 171/496
\n" ); document.write( "
\n" );