1.

AIEEE 2012)except forcolours, the number of ways n83a Assuming the balls to be identicaldifference inwhich one or more balis can be selected om10 white, 9 green and 7 black bails is(1) 629(2) 630(3) 879(4) 880

Answer»

11*10*8 - 1= 879 times

option(3)



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