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Class 11MathematicsPermutations and CombinationsCombinationsExpert
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How many ways can (12) identical pens be distributed among (3) students so that each gets at least (2) pens?

Answer and explanation

Correct answer: (28)

After giving (2) pens to each student, (6) pens remain, so ( \binom{8}{2}=28 ). Subtract the minimum condition and then count nonnegative solutions.

Related tags

Class11CombinationsDistributionMinimum-ConditionExpertPermutations And CombinationsMathematicsClass 11 Mcq
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