TS EAMCET · Maths · Permutation Combination
A question paper has 3 parts \(A, B, C\). Part \(A\) contains 7 questions, part \(B\) contains 5 questions and Part \(C\) contains 3 questions. If a candidate is allowed to answer not more than 4 questions from part \(A\); not more than 3 questions from part \(B\) and not more than 2 questions from part \(C\), then the number of ways in which a candidate can answer exactly 7 questions is
- A 4655
- B 4025
- C 3675
- D 2625
Answer & Solution
Correct Answer
(A) 4655
Step-by-step Solution
Detailed explanation
A question paper has 3 parts \(A, B, C\) \(A B C\) \(\downarrow \downarrow \downarrow\) \(7 \quad 5 \quad 3 \leftarrow\) No. of Question Student can take maximum 4 questions, 3 questions and 2 questions from part \(A, B\) and \(C\) respectively. The number of ways student answer…
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