Karen Morrison and Nick Hamshaw Solutions for Exercise 5: Exercise 1.5

State True or False
$9$ is a factor of $99$

State True or False
$3$ is a factor of $300$

State True or False
$2$ is a factor of $300$

State True or False
$2$ is a factor of $122488$

State True or False
$12$ is a factor of $60$

State True or False
$210$ is a factor of $210$

State True or False
$8$ is a factor of $420$

What is the smallest factor and largest factor of any number.