document.write( "Question 1194761: There is a rack of 14 billiard balls. Balls numbered 1 through 8 are solid-colored. Balls numbered 9 through 14 contain stripes. If one ball is selected at random, determine the odds against it being striped.
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Algebra.Com's Answer #827022 by math_tutor2020(3817)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "A = number of striped balls \n" ); document.write( "A = 14-9+1 = 6\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "B = number of non-striped (aka solid-colored) balls \n" ); document.write( "B = 8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The odds against getting a striped ball is B:A = 8:6 = 4:3 which is the final answer\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "When forming the odds against ratio, we list the number of things we don't want (the non-striped balls), a colon, then we list the number of things we do want (the striped balls). The ratio 8:6 reduces to 4:3 after dividing both parts by the GCF 2.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "If you wanted, you could think of it like this \n" ); document.write( "A = number of successes \n" ); document.write( "B = number of failures \n" ); document.write( "B:A = odds against event A happening\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "On the flip side \n" ); document.write( "A:B = odds in favor of event A happening \n" ); document.write( " \n" ); document.write( " |