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Permutations

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Problem

Neha is playing a word game where she's trying to make 3-letter words using letters in the word TIGER. She cannot use the same letter twice.
How many unique ways are there to arrange 3 letters from the word TIGER?
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3/5
  • a simplified improper fraction, like 7/4
  • a mixed number, like 1 3/4
  • an exact decimal, like 0.75
  • a multiple of pi, like 12 pi or 2/3 pi
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