Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Permutations and Combinations Combination Function and its properties
The number of ways in which 9 persons can be divided into three equal groups is
1
1680
2
840
3
560
4
More than one of the above
5
None of the above