SOLUTION: From a class of 12 boys and 8 girl 8 student tobechosen forcompetitionat least including 4 boys and 4 girl. The 2 girl who is prizes last yeat should include in how many way can se
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Question 813565: From a class of 12 boys and 8 girl 8 student tobechosen forcompetitionat least including 4 boys and 4 girl. The 2 girl who is prizes last yeat should include in how many way can selection made.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
2*1*6*5*12*11*10*9
2 for the girls who won prizes
1 for the other girl who won prizes
6 girls left to choose from
5 girls left to choose from
Now we have 4 girls
12 boys to choose from
11 boys to choose from
10 boys to choose from
9 boys left to choose from
now we have 4 boys and four girls
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