Question

My club has 25 members. In how many ways can I choose members to form a 4-person executive committee?

Answer 1

Answer: 12650

Explanation:

It can be done in C25 4 = 25!/(25-4)!/4!= 25!/21!/(2*3*4)=

=22*23*24*25/24=22*23*25= 12650 variants