SOLUTION: In how many ways can a research lab director fill two chemist vacancies from a pool of seven applicants and three physicist vacancies from a pool of nine applicants?
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Question 873946: In how many ways can a research lab director fill two chemist vacancies from a pool of seven applicants and three physicist vacancies from a pool of nine applicants?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
7C2 + 9C3
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