document.write( "Question 236859:
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document.write( "9 balls numbered 1 to 9, two balls are chosen at random. Find the probability that the number on both balls are odd.\r
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document.write( "5/9 * 4/8 = 5/18 \n" );
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Algebra.Com's Answer #174222 by edjones(8007) You can put this solution on YOUR website! 5 balls are odd out of 9 \n" ); document.write( " \n" ); document.write( "5C2/9C2 (number of combinations of 5 things taken 2 at a time) / (number of combinations of 9 things taken 2 at a time) \n" ); document.write( "=10/36 \n" ); document.write( "=5/18 Probability that 2 drawn balls are odd. \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |