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JEE MATHEMATICS MCQ: COMBINATIONS

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In a college examination, a candidates is required to answer 6 out of 10 questions which are divided into two sections each containing 5 questions. Further the candidate is not permitted to attempt more than 4 questions from either of the section. The number of ways in which he can make up a choice of 6 questions, is

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Correct option: A

200

Option A (200) is correct because it sums the ways to choose 4 questions from one section and 2 from the other, and vice versa, along with choosing 3 from each section.

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n