Question

Four friends go to the movies. How many different ways can they sit in a row?

Answer 1

120 ways

..................

Answer 2

24

Explanation:

4 friends

1st seat: 4 different people could sit here

Now there are 3 friends left

2nd seat: 3 different people could sit here

Now there are 2 friends left

3rd seat: 2 different people could sit here

Now there are 1 friends left

4th seat: 1 different people could sit here

4*3*2*1

24 ways