Permutations and combinations - Quantitative Aptitude (MCQ) questions for Q. 29306

Q.  17 students are present in a class. In how many ways, can they be made to stand in 2 circles of 8 and 9 students?
- Published on 11 Apr 17

a. 17C9 x 9! X 8!
b. 17C9 x 8! X 7!
c. 8! X 7!
d. 17C8 x 8! X 9!

ANSWER: 17C9 x 8! X 7!
permutation and combination

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