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Subjects
Class 11MathematicsPermutations and CombinationsFundamental principle of countingExpert
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From (7) players, ordered gold, silver, and bronze positions are chosen. Then an unordered practice pair is selected from the remaining players. How many ways are possible?

Answer and explanation

Correct answer: (1260)

First choose the positions in (^{7}P_3) ways, then choose (2) players from the remaining (4). Identify ordered and unordered stages separately.

Related tags

SportsPermutation-CombinationMixed-CountingFundamental Principle Of CountingPermutations And CombinationsMathematicsClass 11 Mcq
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