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Subjects
Class 11MathematicsPermutations and CombinationsCombinationsMedium
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From (6) doctors and (4) nurses a team of (4) people is to be formed with more doctors than nurses. How many ways are there?

Answer and explanation

Correct answer: (105)

The cases are (3) doctors (1) nurse and (4) doctors. The total is (\binom{6}{3}\binom{4}{1}+\binom{6}{4}=95).

Related tags

CombinationsClass11MediumPermutations And CombinationsMathematicsClass 11 Mcq
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