Find the number of different arrangements of the word IKO...
Find the number of different arrangements of the word IKOTITINA.
30240
60840
120960
362880
Correct answer is A
IKOTITINA has 9 letters with 2Ts and 3Is. Therefore, the number of different arrangements
= 9!2!3!=9.8.7.6.5.42=30240
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