document.write( "Question 878959: If a nine or an eleven occurs on the first roll, the player wins. What is the probability of winning on the first roll? \n" ); document.write( "
Algebra.Com's Answer #530409 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! I'm assuming you're rolling two dice.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "There are 36 possible outcomes (6*6 = 36). \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "There are 4 ways to roll a 9 (3+6=9,4+5=9,5+4=9,6+3=9)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "There are 2 ways to roll a 11 (5+6=11,6+5=11)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "There are 2+4 = 6 ways to roll either a 9 or 11.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The probability of winning on the first roll is 6/36 = 1/6 \n" ); document.write( " |