Goofing around

Discrete Mathematics Level 3

How many ways can you rearrange the letters of GOOFING so that no letter winds up in the same spot?

Clarification: The "O's" and "G's" are indistinguishable, so the resulting set of letters can't have an O in the second or third spot or a G in the first or last spot.

For more Permutations quizzes.

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