A) 360
B) 720
C) 240
D) 120
Correct Answer: C
Solution :
Total number of arrangements are\[\frac{6\ !}{2\ !}=360\]. The number of ways in which \[....+{{(}^{2n+1}}{{C}_{n}}+{{\,}^{2n+1}}{{C}_{n+1}})\] come together\[=5\ !=120\]. Hence required number of ways =\[360-120=240\].You need to login to perform this action.
You will be redirected in
3 sec