Examveda

# In how many different ways can the letters of the word INCREASE be arranged?

A. 40320

B. 10080

C. 20160

D. 64

E. None of these

\eqalign{ & = \frac{{8!}}{{2!}} \cr & = \frac{{8 \times 7 \times 6 \times 5 \times 4 \times 3 \times 2 \times 1}}{2} \cr & = 20160 \cr}