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MHT CET 2022 Mathematics question

MathematicsPermutations and CombinationsMHT CET 2022

If a question paper consists of 11 questions divided into two sections I and II. Section I consist of 6 questions and section II consists of 5 question, then the number of different ways can student select 6 questions, taking at least 2 questions from each section is

Answer: (D)

Solution

Let the student choose questions from Section I and from Section II, with and , so . Cases: : ; :

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Question ID VK-097052