document.write( "Question 463605: From a group of 18 customers,6 are to be chosen to receive a special gift. Assuming that the order in which the customers are chosen is irrelevant, how many groups of 6 customers can be chosen? \r
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Algebra.Com's Answer #317610 by edjones(8007)![]() ![]() You can put this solution on YOUR website! nCr = Combination of n things taken r at a time = n!/((n-r)!*r!) \n" ); document.write( "18C6=18564 groups \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |