document.write( "Question 1153799: there are 6 girls and 4 boys in a class.2 pupils are picked at random.what is the probability that at least one is a girl? \n" ); document.write( "
Algebra.Com's Answer #776097 by ikleyn(52781)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( " \r\n" ); document.write( "\r\n" ); document.write( "The probability under the question is the COMPLEMENT \r\n" ); document.write( "\r\n" ); document.write( "to the probability to have two boys in this selection\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( " P(at least one is a girl) = 1 - P(two boys) = 1 -\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |