If no two books are alike, in how many ways can 2 red, 3 green and 4 blue books be arranged on a shelf so that all the booke of the same colour are togather?
(A) 2718
(B) 1718
(C) 1728
(D) 2728
If no two books are alike, in how many ways can 2 red, 3 green and 4 blue books be arranged on a shelf so that all the booke of the same colour are togather?
(A) 2718
(B) 1718
(C) 1728
(D) 2728










