SOLUTION: MUST USE THE FORMULA FOR COMBINATIONS TO SOLVE THE FOLLOWING PROBLEM. MUST SHOW ALL WORK. The class president plans to randomly select a committee of 3 people from 25 students.

Question 34915: MUST USE THE FORMULA FOR COMBINATIONS TO SOLVE THE FOLLOWING PROBLEM. MUST SHOW ALL WORK.
The class president plans to randomly select a committee of 3 people from 25 students. How many committees are possible?
Thank you for taking the time to help me out! Please help me I have done over 40 of these and I am confused on a few.
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
The combination of n items taken r at a time is expressed by:

For 25 people taken 3 at a time:
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