Five pizzas are ordered and are to be placed in a line on a table. In how many ways can the pizzas be ordered?

1 Answer

120 ways

Explanation:

Any one of the five pizzas can be in position one along the table.

Any one of the four remaining pizzas can be in position two along the table.

Any one of the three remaining pizzas can be in position three along the table.

And so on.

This means there are:

#5xx4xx3xx2xx1=5! = 120# ways to arrange the pizzas.