A) 480
B) 540
C) 630
D) 720
Correct Answer: B
Solution :
\[\frac{6!}{2!2!}=180\] \[\times \times \times \times \times \times 5\] \[\frac{6!}{2!}=360\] \[\times \times \times \times \times \times 2\] \[180+360=540\]You need to login to perform this action.
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