In how many different way can the letters of the word WEDDING be arranged?
A. 2500
B. 2520
C. 5000
D. 5040
E. NONE OF THESE
Answer: Option B
Solution (By Examveda Team)
The given word contains 7 letters which D is taken 2 times.∴ Required number of ways
$$\eqalign{ & = \frac{{7!}}{{2!}} \cr & = \frac{{7 \times 6 \times 5 \times 4 \times 3 \times 2 \times 1}}{{2 \times 1}} \cr & = 2520 \cr} $$
This Question Belongs to Arithmetic Ability >> Permutation And Combination
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