NDA 2011
- Exam
- NDA
- Year
- 2011
- Subject
- Mathematics
- Chapter
- Permutation and Combination
NDA 2011 · Mathematics · Permutation and Combination
In how many ways can 6 girls be seated in 2 empty chairs?
In how many ways can 6 girls be seated in 2 empty chairs?
Options
- A10
- B15
- C24
- D30
Correct answer
B. 15
Step-by-step solution
The correct answer is option (B).