Counting Methods
ACT · Flashcards · Application
ACT · FLASHCARDS
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QUESTION
Identify the number of ways to arrange 4 people in a line.
QUESTION
What is the number of distinct permutations of the letters in
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\text{LEVEL}
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?
QUESTION
How many ways can 5 different keys be arranged on a keyring?
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ANSWER
4. Circular arrangement with identical rotations.
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