Digital ACT Math Practice Question #2094
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Permutations with repeated items: total items factorial divided by each identical item count factorial: $6! / 2! = 360$.
The word RECORD has 6 letters, where the letter R appears twice and all other letters appear once. The number of unique permutations is $\frac{6!}{2!} = \frac{720}{2} = 360$....
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