SOLUTION: A class has 16 students, of which 3 are seniors. How many committees of size 3 can be selected if at least one member of each committee must be a senior?
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Question 674349: A class has 16 students, of which 3 are seniors. How many committees of size 3 can be selected if at least one member of each committee must be a senior? Answer by ewatrrr(24785) (Show Source):
Hi
A class has 16 students, of which 3 are seniors. non-seniors
How many committees of size 3 can be selected if at least one member of each committee must be a senior?
All possibilities - number of committees with no seniors
