Art of Problem Solving

2005 iTest Problems/Problem 49

Problem

Find the number of distinct permutations of $ITEST$.

Solution 1

Since the two T's are identical, the number of permutations of "ITEST" is $\frac{5!}{2!}=\boxed{60}$.

See Also

2005 iTest (Problems, Answer Key)
Preceded by:
Problem 48
Followed by:
Problem 50
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