28. A question paper has two parts P and Q, each containing 10 questions. If a student needs to choose 8 from part P and 4 from part Q, in how many ways can he do that?
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Step-by-step explanation:
As it is given in the question that the total number of questions in part A are 10 and the student needs to select 8 questions from it. So, the possible number of combinations for it is equal to 10C8 .
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