SOLUTION: A class has 8 boys and 4 girls. A committee of 3 has to be chosen. In how many ways can at least 1 girl be chosen to the committee? Please explain how to get the answer..

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Question 650085: A class has 8 boys and 4 girls. A committee of 3 has to be chosen. In how many ways can at least 1 girl be chosen to the committee? Please explain how to get the answer..
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

A class of 12 has 8 boys and 4 girls. A committee of 3 has to be chosen. 



 12C3  total choices of a committee

 8C3   number of committes withno girls on a committee



In how many ways can at least 1 girl be chosen to the committee? 

   12C3  - 8C3