[" & if "12" identical balls are to be placed in "3" identical boxes,"],[" then the probability that one of the boxes contains exactly "],[(3" balls ")/(3" balls ")is],[[" (1) "(55)/(3)((2)/(3))^(11)," (2) "55((2)/(3))^(10)],[" (3) "220((1)/(3))^(12)," (4) "22((1)/(3))^(11)],[" (JEE Main "2015]]