Teaching HTET PGT Level 3 - 2024 Mock Test Mathematics Permutations and Combinations Circular Permutation
If 3 sisters and 8 other girls are together playing a game, then the number of ways in which all the girls are seated around a circle such that the three sisters are not seated together, is
1
11! × 8
2
8! × 504
3
7! × 210
4
8! × 84