find the probability

Asked by  | 16th Feb, 2009, 07:28: AM

Expert Answer:

total conditions  =  30 C 5 = 30 ! /  5! 25!

favourable condition =  (19 C 2) * (10 C 2)

so probability = total / favourable

Answered by  | 16th Feb, 2009, 08:06: PM

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