<PRE><B>Question 1067212</B>
 In how many ways an instructor can award 2 black belts from among 7 applicants and 3 green belts from among 9 applicants? 
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Each black belt picks its recipient::
Ans:: 7*6 = 42 ways
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Each green belt picks its recipient::
Ans: 9*8*7 = 504 ways
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Cheers,
Stan H.
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