A company’s CEO has 12 people reporting directly to her, and she wants to select 3 to attend the grand opening of a new retail store. How many possible ways are there of selecting 3 people to attend?
3 people out of 12 can be selected in 12C3 ways.
Thus numbers of ways to select 3 people to attend opening = 12C3
=
=
= 220 ways
A company’s CEO has 12 people reporting directly to her, and she wants to select 3...
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