Question 732752: How many committees of two or more people can be formed from four people? (Hint: Make a list using the letters A, B, C, and D to represent the people.)
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! How many committees of two or more people can be formed from four people? (Hint: Make a list using the letters A, B, C, and D to represent the people.)
----
2 people:
A with B then C then D
B with C then D
C with D
# = 6
------
3people:
exclude A
Exclude B
exclude C
exclude D
# = 4
----
4 people
# = 1
---------
Total #: 6+4+1 = 11
============================
Cheers,
Stan H.
==============================
|
|
|
