SOLUTION: C(10,5) x C(15,8) ___________ ______ C(12,11)

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Question 139704: C(10,5) x C(15,8)
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C(12,11)
Answer by checkley75(3666) About Me  (Show Source):
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C(10,5) x C(15,8)
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C(12,11)
10C5=252
15C8=6,435
12C11=12
252*6,435/12=1,621,620/12=135,135 ANSWER.