How many different groups of 3 people can be formed from a group of 5 people? Options
A) 5
B) 6
C) 8
D) 9
E) 10
Choosing 3 distinct objects out of 5 when order of the selection is not important 3C5=5!/(3!(5−3)!)=10 .   Answer: 10.
<result>E</result>
How many different groups of 3 people can be formed from a group of 5 people?