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How many different four-person relay teams can be chosen from eight students
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4 votes
How many different four-person relay teams can be chosen from eight students

User Dave Becker
by
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1 Answer

3 votes
slot method

8 optionns n 1st slot
7 options in 2nd slot (since 1 is at 1st slot)
6 options in 3rd slot
5 options in 4th slot

8*7*6*5=1680 ways
User Dutt
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7.4k points
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