document.write( "Question 983946: In a singing contest there are 6 finalists: Ari, Bella, Calli, Della, Ella, and
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document.write( "Fits. What is the probability that Ari will perform immedietly before Bella ?
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document.write( "(Express answer as a fraction in lowest terms) \n" );
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Algebra.Com's Answer #604757 by Edwin McCravy(20060)![]() ![]() You can put this solution on YOUR website! In a singing contest there are 6 finalists: Ari, Bella, Calli, Della, Ella, and \n" ); document.write( "Fits. What is the probability that Ari will perform immedietly before Bella ? \n" ); document.write( "(Express answer as a fraction in lowest terms) \n" ); document.write( " \r\n" ); document.write( "The number of arrangements of these six things \r\n" ); document.write( "\r\n" ); document.write( "{A,B,C,D,E,F}\r\n" ); document.write( "\r\n" ); document.write( "is 6!.\r\n" ); document.write( "\r\n" ); document.write( "The number of arrangements of these five things\r\n" ); document.write( "\r\n" ); document.write( "{(AB),C,D,E,F}, where A is immediately before B\r\n" ); document.write( "\r\n" ); document.write( "is 5!\r\n" ); document.write( "\r\n" ); document.write( "So the probability is 5! out of 6! or\n" ); document.write( " |