document.write( "Question 1106139: A jar contains nine black buttons and two brown buttons. If nine buttons are picked at random, what is the probability that all of them are black? \n" ); document.write( "
Algebra.Com's Answer #721082 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! (9/11) for first (8/10)*7/9*6/8*5/7*4/6*3/5*2/4*1/3 \n" ); document.write( "This is 9!2!/(11!)=0.0182 \n" ); document.write( " \n" ); document.write( " |