Problema Solution
In how many ways can three students be seated in a row of three seats?
Answer provided by our tutors
Lets denote the three students with A, B and C.
Now we can describe the sitting patterns in the row by:
ABC (meaning the first place is taken by student A, the second place is taken by student B and the third place is taken by student C):
ACB
ABC
BAC
BCA
CAB
CBA
The students can be seated in 6 different ways.