Question

In how man ways can 4 people be accommodated if there are 4 rooms available?

Answer 1

*how many ways

Answer 2

let these dashes represent the rooms
_ _ _ _
first room can be occupied by one person , select one person from 4 = 4C1=4
second room , we are left with 3 persons =3C1
third room , we are left with 2 persons=2C1
for fourth room=1C1
so 4C1*3C1*2C1*1C1=24 ways

Answer 3

4*3*2*1 if all rooms are same quality :D

Answer 4

4P4 or just 4! :D