#### Answer

permutations

#### Work Step by Step

A permutation from a group of items occurs when no item is used more than once and the order of arrangement makes a difference.
A combination from a group of items occurs when no item is used more than once and the order of items makes no difference.
------------
First prize is significantly different to second and third prizes,
so the order in which the winning tickets are chosen
is important.
The problem deals with permutations.