defence exam Indian Navy Tradesman Mate Mock Test 2024 Quantitative Aptitude Permutation and Combination
The number of ways of arranging n students in a row such that no two boys sit together and no two girls sit together is m(m > 100). If one more student is added, then number of ways of arranging as above increases by 200%. The value of n is:
1
12
2
8
3
9
4
10