document.write( "Question 256098: A die is rolled oonce. What are the odds against rolling a prime number? \n" ); document.write( "

Algebra.Com's Answer #188261 by Edwin McCravy(20056) $\"\"$ $\"About$

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A die is rolled oonce. What are the odds against rolling a prime number?
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document.write( "To find the odds against an event.\r\n" );
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document.write( "1. Form the fraction:\r\n" );
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document.write( " number of possible ways to fail\r\n" );
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document.write( "number of possible ways to succeed\r\n" );
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document.write( "2. Reduce the fraction to lowest terms, retaining the denominator \r\n" );
document.write( "1 in case the fraction reduces to a whole number.\r\n" );
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document.write( "3. Express the fraction as a ratio either: \r\n" );
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document.write( "      (numerator) to (denominator) \r\n" );
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document.write( "or as\r\n" );
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document.write( "     (numerator) : (denominator)\r\n" );
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document.write( "The ways to fail to roll a prime number is to roll 1, 4, or 6.\r\n" );
document.write( "That's 3 ways to fail.\r\n" );
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document.write( "The ways the succeed in rolling a prime number is to roll a 2,3, or 5, \r\n" );
document.write( "That's 3 ways to succeed.\r\n" );
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document.write( "1.  We form the fraction \r\n" );
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document.write( "2.  We reduce that to , retaining the 1 denominator.\r\n" );
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document.write( "3.  We express the fraction as a ratio as either \r\n" );
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document.write( "    1 to 1\r\n" );
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document.write( "    or as  \r\n" );
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document.write( "    1 : 1\r\n" );
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document.write( "Edwin

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