The number of ways in which 9 persons can be divided into three equal groups is [Orissa JEE 2003]

The number of ways in which 9 persons can be divided into three equal

1.	The number of ways in which 9 persons can be divided into three equal groups is [Orissa JEE 2003]
A.	1680
B.	840
C.	560
D.	280
Answer» B. 840

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The number of ways in which 9 persons can be divided into three equal groups is [Orissa JEE 2003]

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